Home / 976,162.80-1,463,901.12-292,845.90

Finding the Fourth Proportional to 976,162.80, 1,463,901.12 and 292,845.90

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Solution

The fourth proportional to 976,162.80, 1,463,901.12 and 292,845.90 is: 439,165.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,162.80 : 1,463,901.12 = 292,845.90 : x
  2. Step 2: Convert to fraction form
    976,162.80/1,463,901.12 = 292,845.90/x
  3. Step 3: Cross multiply
    976,162.80x = 1,463,901.12 × 292,845.90
  4. Step 4: Simplify right side
    976,162.80x = 428,697,440,997.41
  5. Step 5: Solve for x
    x = 428,697,440,997.41/976,162.80
  6. Step 6: Final answer
    x = 439,165.93

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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.