Home / 908,235.60-1,363,390.20-534,469.20

Finding the Fourth Proportional to 908,235.60, 1,363,390.20 and 534,469.20

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Solution

The fourth proportional to 908,235.60, 1,363,390.20 and 534,469.20 is: 802,313.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,235.60 : 1,363,390.20 = 534,469.20 : x
  2. Step 2: Convert to fraction form
    908,235.60/1,363,390.20 = 534,469.20/x
  3. Step 3: Cross multiply
    908,235.60x = 1,363,390.20 × 534,469.20
  4. Step 4: Simplify right side
    908,235.60x = 728,690,069,481.84
  5. Step 5: Solve for x
    x = 728,690,069,481.84/908,235.60
  6. Step 6: Final answer
    x = 802,313.93

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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.