Home / 662,584.48-914,126.43-375,938.53

Finding the Fourth Proportional to 662,584.48, 914,126.43 and 375,938.53

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Solution

The fourth proportional to 662,584.48, 914,126.43 and 375,938.53 is: 518,658.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,584.48 : 914,126.43 = 375,938.53 : x
  2. Step 2: Convert to fraction form
    662,584.48/914,126.43 = 375,938.53/x
  3. Step 3: Cross multiply
    662,584.48x = 914,126.43 × 375,938.53
  4. Step 4: Simplify right side
    662,584.48x = 343,655,346,328.35
  5. Step 5: Solve for x
    x = 343,655,346,328.35/662,584.48
  6. Step 6: Final answer
    x = 518,658.91

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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.