Home / 581,505.49-802,359.91-339,741.35

Finding the Fourth Proportional to 581,505.49, 802,359.91 and 339,741.35

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Solution

The fourth proportional to 581,505.49, 802,359.91 and 339,741.35 is: 468,774.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,505.49 : 802,359.91 = 339,741.35 : x
  2. Step 2: Convert to fraction form
    581,505.49/802,359.91 = 339,741.35/x
  3. Step 3: Cross multiply
    581,505.49x = 802,359.91 × 339,741.35
  4. Step 4: Simplify right side
    581,505.49x = 272,594,838,431.01
  5. Step 5: Solve for x
    x = 272,594,838,431.01/581,505.49
  6. Step 6: Final answer
    x = 468,774.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.