Home / 908,005.20-1,359,550.20-711,397.20

Finding the Fourth Proportional to 908,005.20, 1,359,550.20 and 711,397.20

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Solution

The fourth proportional to 908,005.20, 1,359,550.20 and 711,397.20 is: 1,065,170.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,005.20 : 1,359,550.20 = 711,397.20 : x
  2. Step 2: Convert to fraction form
    908,005.20/1,359,550.20 = 711,397.20/x
  3. Step 3: Cross multiply
    908,005.20x = 1,359,550.20 × 711,397.20
  4. Step 4: Simplify right side
    908,005.20x = 967,180,205,539.44
  5. Step 5: Solve for x
    x = 967,180,205,539.44/908,005.20
  6. Step 6: Final answer
    x = 1,065,170.34

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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.