Home / 914,051.62-1,261,375.74-506,144.74

Finding the Fourth Proportional to 914,051.62, 1,261,375.74 and 506,144.74

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Solution

The fourth proportional to 914,051.62, 1,261,375.74 and 506,144.74 is: 698,471.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,051.62 : 1,261,375.74 = 506,144.74 : x
  2. Step 2: Convert to fraction form
    914,051.62/1,261,375.74 = 506,144.74/x
  3. Step 3: Cross multiply
    914,051.62x = 1,261,375.74 × 506,144.74
  4. Step 4: Simplify right side
    914,051.62x = 638,438,695,964.61
  5. Step 5: Solve for x
    x = 638,438,695,964.61/914,051.62
  6. Step 6: Final answer
    x = 698,471.16

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1.5x scale

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.