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Finding the Fourth Proportional to 371,681.28, 558,627.84 and 174,827.52

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Solution

The fourth proportional to 371,681.28, 558,627.84 and 174,827.52 is: 262,761.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,681.28 : 558,627.84 = 174,827.52 : x
  2. Step 2: Convert to fraction form
    371,681.28/558,627.84 = 174,827.52/x
  3. Step 3: Cross multiply
    371,681.28x = 558,627.84 × 174,827.52
  4. Step 4: Simplify right side
    371,681.28x = 97,663,519,870.16
  5. Step 5: Solve for x
    x = 97,663,519,870.16/371,681.28
  6. Step 6: Final answer
    x = 262,761.47

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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.