Home / 851,955.85-1,175,680.15-469,982.53

Finding the Fourth Proportional to 851,955.85, 1,175,680.15 and 469,982.53

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Solution

The fourth proportional to 851,955.85, 1,175,680.15 and 469,982.53 is: 648,565.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,955.85 : 1,175,680.15 = 469,982.53 : x
  2. Step 2: Convert to fraction form
    851,955.85/1,175,680.15 = 469,982.53/x
  3. Step 3: Cross multiply
    851,955.85x = 1,175,680.15 × 469,982.53
  4. Step 4: Simplify right side
    851,955.85x = 552,549,134,306.08
  5. Step 5: Solve for x
    x = 552,549,134,306.08/851,955.85
  6. Step 6: Final answer
    x = 648,565.46

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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.