Home / 976,364.30-1,465,410.45-576,505.10

Finding the Fourth Proportional to 976,364.30, 1,465,410.45 and 576,505.10

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Solution

The fourth proportional to 976,364.30, 1,465,410.45 and 576,505.10 is: 865,267.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,364.30 : 1,465,410.45 = 576,505.10 : x
  2. Step 2: Convert to fraction form
    976,364.30/1,465,410.45 = 576,505.10/x
  3. Step 3: Cross multiply
    976,364.30x = 1,465,410.45 × 576,505.10
  4. Step 4: Simplify right side
    976,364.30x = 844,816,598,018.30
  5. Step 5: Solve for x
    x = 844,816,598,018.30/976,364.30
  6. Step 6: Final answer
    x = 865,267.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.