Home / 690,169.25-952,454.76-375,862.25

Finding the Fourth Proportional to 690,169.25, 952,454.76 and 375,862.25

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Solution

The fourth proportional to 690,169.25, 952,454.76 and 375,862.25 is: 518,701.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,169.25 : 952,454.76 = 375,862.25 : x
  2. Step 2: Convert to fraction form
    690,169.25/952,454.76 = 375,862.25/x
  3. Step 3: Cross multiply
    690,169.25x = 952,454.76 × 375,862.25
  4. Step 4: Simplify right side
    690,169.25x = 357,991,789,116.81
  5. Step 5: Solve for x
    x = 357,991,789,116.81/690,169.25
  6. Step 6: Final answer
    x = 518,701.45

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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.