Home / 927,057.51-1,279,468.98-669,767.13

Finding the Fourth Proportional to 927,057.51, 1,279,468.98 and 669,767.13

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Solution

The fourth proportional to 927,057.51, 1,279,468.98 and 669,767.13 is: 924,372.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,057.51 : 1,279,468.98 = 669,767.13 : x
  2. Step 2: Convert to fraction form
    927,057.51/1,279,468.98 = 669,767.13/x
  3. Step 3: Cross multiply
    927,057.51x = 1,279,468.98 × 669,767.13
  4. Step 4: Simplify right side
    927,057.51x = 856,946,266,658.63
  5. Step 5: Solve for x
    x = 856,946,266,658.63/927,057.51
  6. Step 6: Final answer
    x = 924,372.28

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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.