Home / 999,614.28-1,379,502.12-546,905.28

Finding the Fourth Proportional to 999,614.28, 1,379,502.12 and 546,905.28

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Solution

The fourth proportional to 999,614.28, 1,379,502.12 and 546,905.28 is: 754,748.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,614.28 : 1,379,502.12 = 546,905.28 : x
  2. Step 2: Convert to fraction form
    999,614.28/1,379,502.12 = 546,905.28/x
  3. Step 3: Cross multiply
    999,614.28x = 1,379,502.12 × 546,905.28
  4. Step 4: Simplify right side
    999,614.28x = 754,456,993,199.19
  5. Step 5: Solve for x
    x = 754,456,993,199.19/999,614.28
  6. Step 6: Final answer
    x = 754,748.11

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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.