Home / 851,925.76-1,175,660.91-464,749.43

Finding the Fourth Proportional to 851,925.76, 1,175,660.91 and 464,749.43

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Solution

The fourth proportional to 851,925.76, 1,175,660.91 and 464,749.43 is: 641,356.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,925.76 : 1,175,660.91 = 464,749.43 : x
  2. Step 2: Convert to fraction form
    851,925.76/1,175,660.91 = 464,749.43/x
  3. Step 3: Cross multiply
    851,925.76x = 1,175,660.91 × 464,749.43
  4. Step 4: Simplify right side
    851,925.76x = 546,387,731,917.48
  5. Step 5: Solve for x
    x = 546,387,731,917.48/851,925.76
  6. Step 6: Final answer
    x = 641,356.04

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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.