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Finding the Fourth Proportional to 523,888.27, 722,427.48 and 437,815.15

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Solution

The fourth proportional to 523,888.27, 722,427.48 and 437,815.15 is: 603,735.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,888.27 : 722,427.48 = 437,815.15 : x
  2. Step 2: Convert to fraction form
    523,888.27/722,427.48 = 437,815.15/x
  3. Step 3: Cross multiply
    523,888.27x = 722,427.48 × 437,815.15
  4. Step 4: Simplify right side
    523,888.27x = 316,289,693,714.25
  5. Step 5: Solve for x
    x = 316,289,693,714.25/523,888.27
  6. Step 6: Final answer
    x = 603,735.02

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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.