Home / 502,150.35-755,940.27-457,458.93

Finding the Fourth Proportional to 502,150.35, 755,940.27 and 457,458.93

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Solution

The fourth proportional to 502,150.35, 755,940.27 and 457,458.93 is: 688,661.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,150.35 : 755,940.27 = 457,458.93 : x
  2. Step 2: Convert to fraction form
    502,150.35/755,940.27 = 457,458.93/x
  3. Step 3: Cross multiply
    502,150.35x = 755,940.27 × 457,458.93
  4. Step 4: Simplify right side
    502,150.35x = 345,811,627,058.11
  5. Step 5: Solve for x
    x = 345,811,627,058.11/502,150.35
  6. Step 6: Final answer
    x = 688,661.53

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.