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Finding the Fourth Proportional to 602,228.47, 903,425.33 and 349,627.54

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Solution

The fourth proportional to 602,228.47, 903,425.33 and 349,627.54 is: 524,489.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,228.47 : 903,425.33 = 349,627.54 : x
  2. Step 2: Convert to fraction form
    602,228.47/903,425.33 = 349,627.54/x
  3. Step 3: Cross multiply
    602,228.47x = 903,425.33 × 349,627.54
  4. Step 4: Simplify right side
    602,228.47x = 315,862,375,701.59
  5. Step 5: Solve for x
    x = 315,862,375,701.59/602,228.47
  6. Step 6: Final answer
    x = 524,489.28

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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.