Home / 894,139.20-1,341,539.76-325,565.28

Finding the Fourth Proportional to 894,139.20, 1,341,539.76 and 325,565.28

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Solution

The fourth proportional to 894,139.20, 1,341,539.76 and 325,565.28 is: 488,468.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,139.20 : 1,341,539.76 = 325,565.28 : x
  2. Step 2: Convert to fraction form
    894,139.20/1,341,539.76 = 325,565.28/x
  3. Step 3: Cross multiply
    894,139.20x = 1,341,539.76 × 325,565.28
  4. Step 4: Simplify right side
    894,139.20x = 436,758,767,595.53
  5. Step 5: Solve for x
    x = 436,758,767,595.53/894,139.20
  6. Step 6: Final answer
    x = 488,468.43

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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.