Home / 788,682.30-1,183,023.45-433,559.10

Finding the Fourth Proportional to 788,682.30, 1,183,023.45 and 433,559.10

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Solution

The fourth proportional to 788,682.30, 1,183,023.45 and 433,559.10 is: 650,338.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,682.30 : 1,183,023.45 = 433,559.10 : x
  2. Step 2: Convert to fraction form
    788,682.30/1,183,023.45 = 433,559.10/x
  3. Step 3: Cross multiply
    788,682.30x = 1,183,023.45 × 433,559.10
  4. Step 4: Simplify right side
    788,682.30x = 512,910,582,260.90
  5. Step 5: Solve for x
    x = 512,910,582,260.90/788,682.30
  6. Step 6: Final answer
    x = 650,338.65

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.