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Finding the Fourth Proportional to 559,844.42, 771,110.96 and 464,044.10

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Solution

The fourth proportional to 559,844.42, 771,110.96 and 464,044.10 is: 639,158.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,844.42 : 771,110.96 = 464,044.10 : x
  2. Step 2: Convert to fraction form
    559,844.42/771,110.96 = 464,044.10/x
  3. Step 3: Cross multiply
    559,844.42x = 771,110.96 × 464,044.10
  4. Step 4: Simplify right side
    559,844.42x = 357,829,491,433.34
  5. Step 5: Solve for x
    x = 357,829,491,433.34/559,844.42
  6. Step 6: Final answer
    x = 639,158.81

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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.