Home / 674,748.48-930,549.82-559,845.22

Finding the Fourth Proportional to 674,748.48, 930,549.82 and 559,845.22

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Solution

The fourth proportional to 674,748.48, 930,549.82 and 559,845.22 is: 772,086.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,748.48 : 930,549.82 = 559,845.22 : x
  2. Step 2: Convert to fraction form
    674,748.48/930,549.82 = 559,845.22/x
  3. Step 3: Cross multiply
    674,748.48x = 930,549.82 × 559,845.22
  4. Step 4: Simplify right side
    674,748.48x = 520,963,868,698.86
  5. Step 5: Solve for x
    x = 520,963,868,698.86/674,748.48
  6. Step 6: Final answer
    x = 772,086.02

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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.