Home / 914,462.78-1,261,958.43-506,591.02

Finding the Fourth Proportional to 914,462.78, 1,261,958.43 and 506,591.02

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Solution

The fourth proportional to 914,462.78, 1,261,958.43 and 506,591.02 is: 699,095.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,462.78 : 1,261,958.43 = 506,591.02 : x
  2. Step 2: Convert to fraction form
    914,462.78/1,261,958.43 = 506,591.02/x
  3. Step 3: Cross multiply
    914,462.78x = 1,261,958.43 × 506,591.02
  4. Step 4: Simplify right side
    914,462.78x = 639,296,808,251.30
  5. Step 5: Solve for x
    x = 639,296,808,251.30/914,462.78
  6. Step 6: Final answer
    x = 699,095.49

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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.