Home / 691,925.76-1,038,029.04-292,565.52

Finding the Fourth Proportional to 691,925.76, 1,038,029.04 and 292,565.52

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Solution

The fourth proportional to 691,925.76, 1,038,029.04 and 292,565.52 is: 438,907.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,925.76 : 1,038,029.04 = 292,565.52 : x
  2. Step 2: Convert to fraction form
    691,925.76/1,038,029.04 = 292,565.52/x
  3. Step 3: Cross multiply
    691,925.76x = 1,038,029.04 × 292,565.52
  4. Step 4: Simplify right side
    691,925.76x = 303,691,505,862.70
  5. Step 5: Solve for x
    x = 303,691,505,862.70/691,925.76
  6. Step 6: Final answer
    x = 438,907.65

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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.