Home / 788,666.30-1,182,999.45-433,543.10

Finding the Fourth Proportional to 788,666.30, 1,182,999.45 and 433,543.10

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Solution

The fourth proportional to 788,666.30, 1,182,999.45 and 433,543.10 is: 650,314.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,666.30 : 1,182,999.45 = 433,543.10 : x
  2. Step 2: Convert to fraction form
    788,666.30/1,182,999.45 = 433,543.10/x
  3. Step 3: Cross multiply
    788,666.30x = 1,182,999.45 × 433,543.10
  4. Step 4: Simplify right side
    788,666.30x = 512,881,248,851.30
  5. Step 5: Solve for x
    x = 512,881,248,851.30/788,666.30
  6. Step 6: Final answer
    x = 650,314.65

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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.