Home / 410,531.40-566,372.16-238,420.08

Finding the Fourth Proportional to 410,531.40, 566,372.16 and 238,420.08

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Solution

The fourth proportional to 410,531.40, 566,372.16 and 238,420.08 is: 328,926.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,531.40 : 566,372.16 = 238,420.08 : x
  2. Step 2: Convert to fraction form
    410,531.40/566,372.16 = 238,420.08/x
  3. Step 3: Cross multiply
    410,531.40x = 566,372.16 × 238,420.08
  4. Step 4: Simplify right side
    410,531.40x = 135,034,495,696.97
  5. Step 5: Solve for x
    x = 135,034,495,696.97/410,531.40
  6. Step 6: Final answer
    x = 328,926.11

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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.