Home / 908,245.60-1,363,405.20-534,479.20

Finding the Fourth Proportional to 908,245.60, 1,363,405.20 and 534,479.20

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Solution

The fourth proportional to 908,245.60, 1,363,405.20 and 534,479.20 is: 802,328.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,245.60 : 1,363,405.20 = 534,479.20 : x
  2. Step 2: Convert to fraction form
    908,245.60/1,363,405.20 = 534,479.20/x
  3. Step 3: Cross multiply
    908,245.60x = 1,363,405.20 × 534,479.20
  4. Step 4: Simplify right side
    908,245.60x = 728,711,720,571.84
  5. Step 5: Solve for x
    x = 728,711,720,571.84/908,245.60
  6. Step 6: Final answer
    x = 802,328.93

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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.