Home / 976,908.30-1,465,362.45-677,726.70

Finding the Fourth Proportional to 976,908.30, 1,465,362.45 and 677,726.70

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Solution

The fourth proportional to 976,908.30, 1,465,362.45 and 677,726.70 is: 1,016,590.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,908.30 : 1,465,362.45 = 677,726.70 : x
  2. Step 2: Convert to fraction form
    976,908.30/1,465,362.45 = 677,726.70/x
  3. Step 3: Cross multiply
    976,908.30x = 1,465,362.45 × 677,726.70
  4. Step 4: Simplify right side
    976,908.30x = 993,115,257,542.42
  5. Step 5: Solve for x
    x = 993,115,257,542.42/976,908.30
  6. Step 6: Final answer
    x = 1,016,590.05

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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.