Home / 581,115.59-802,004.57-351,799.32

Finding the Fourth Proportional to 581,115.59, 802,004.57 and 351,799.32

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Solution

The fourth proportional to 581,115.59, 802,004.57 and 351,799.32 is: 485,522.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,115.59 : 802,004.57 = 351,799.32 : x
  2. Step 2: Convert to fraction form
    581,115.59/802,004.57 = 351,799.32/x
  3. Step 3: Cross multiply
    581,115.59x = 802,004.57 × 351,799.32
  4. Step 4: Simplify right side
    581,115.59x = 282,144,660,603.90
  5. Step 5: Solve for x
    x = 282,144,660,603.90/581,115.59
  6. Step 6: Final answer
    x = 485,522.45

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1.5x scale

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.