Home / 684,077.49-1,026,337.55-329,045.13

Finding the Fourth Proportional to 684,077.49, 1,026,337.55 and 329,045.13

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Solution

The fourth proportional to 684,077.49, 1,026,337.55 and 329,045.13 is: 493,674.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,077.49 : 1,026,337.55 = 329,045.13 : x
  2. Step 2: Convert to fraction form
    684,077.49/1,026,337.55 = 329,045.13/x
  3. Step 3: Cross multiply
    684,077.49x = 1,026,337.55 × 329,045.13
  4. Step 4: Simplify right side
    684,077.49x = 337,711,370,918.41
  5. Step 5: Solve for x
    x = 337,711,370,918.41/684,077.49
  6. Step 6: Final answer
    x = 493,674.15

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Double scale
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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.