Home / 946,337.96-1,305,948.48-516,618.20

Finding the Fourth Proportional to 946,337.96, 1,305,948.48 and 516,618.20

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Solution

The fourth proportional to 946,337.96, 1,305,948.48 and 516,618.20 is: 712,934.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,337.96 : 1,305,948.48 = 516,618.20 : x
  2. Step 2: Convert to fraction form
    946,337.96/1,305,948.48 = 516,618.20/x
  3. Step 3: Cross multiply
    946,337.96x = 1,305,948.48 × 516,618.20
  4. Step 4: Simplify right side
    946,337.96x = 674,676,753,030.34
  5. Step 5: Solve for x
    x = 674,676,753,030.34/946,337.96
  6. Step 6: Final answer
    x = 712,934.26

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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.