Home / 718,234.80-1,077,352.20-602,761.20

Finding the Fourth Proportional to 718,234.80, 1,077,352.20 and 602,761.20

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Solution

The fourth proportional to 718,234.80, 1,077,352.20 and 602,761.20 is: 904,141.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,234.80 : 1,077,352.20 = 602,761.20 : x
  2. Step 2: Convert to fraction form
    718,234.80/1,077,352.20 = 602,761.20/x
  3. Step 3: Cross multiply
    718,234.80x = 1,077,352.20 × 602,761.20
  4. Step 4: Simplify right side
    718,234.80x = 649,386,104,894.64
  5. Step 5: Solve for x
    x = 649,386,104,894.64/718,234.80
  6. Step 6: Final answer
    x = 904,141.80

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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.