Home / 976,078.80-1,462,951.80-502,520.40

Finding the Fourth Proportional to 976,078.80, 1,462,951.80 and 502,520.40

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Solution

The fourth proportional to 976,078.80, 1,462,951.80 and 502,520.40 is: 753,180.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,078.80 : 1,462,951.80 = 502,520.40 : x
  2. Step 2: Convert to fraction form
    976,078.80/1,462,951.80 = 502,520.40/x
  3. Step 3: Cross multiply
    976,078.80x = 1,462,951.80 × 502,520.40
  4. Step 4: Simplify right side
    976,078.80x = 735,163,123,716.72
  5. Step 5: Solve for x
    x = 735,163,123,716.72/976,078.80
  6. Step 6: Final answer
    x = 753,180.10

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1.5x scale

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.