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Finding the Fourth Proportional to 377,808.40, 566,712.60 and 292,187.35

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Solution

The fourth proportional to 377,808.40, 566,712.60 and 292,187.35 is: 438,281.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,808.40 : 566,712.60 = 292,187.35 : x
  2. Step 2: Convert to fraction form
    377,808.40/566,712.60 = 292,187.35/x
  3. Step 3: Cross multiply
    377,808.40x = 566,712.60 × 292,187.35
  4. Step 4: Simplify right side
    377,808.40x = 165,586,252,805.61
  5. Step 5: Solve for x
    x = 165,586,252,805.61/377,808.40
  6. Step 6: Final answer
    x = 438,281.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.