Home / 788,165.70-1,182,248.55-472,460.10

Finding the Fourth Proportional to 788,165.70, 1,182,248.55 and 472,460.10

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Solution

The fourth proportional to 788,165.70, 1,182,248.55 and 472,460.10 is: 708,690.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,165.70 : 1,182,248.55 = 472,460.10 : x
  2. Step 2: Convert to fraction form
    788,165.70/1,182,248.55 = 472,460.10/x
  3. Step 3: Cross multiply
    788,165.70x = 1,182,248.55 × 472,460.10
  4. Step 4: Simplify right side
    788,165.70x = 558,565,268,157.86
  5. Step 5: Solve for x
    x = 558,565,268,157.86/788,165.70
  6. Step 6: Final answer
    x = 708,690.15

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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.