Home / 908,006.20-1,359,551.70-711,398.20

Finding the Fourth Proportional to 908,006.20, 1,359,551.70 and 711,398.20

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Solution

The fourth proportional to 908,006.20, 1,359,551.70 and 711,398.20 is: 1,065,171.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,006.20 : 1,359,551.70 = 711,398.20 : x
  2. Step 2: Convert to fraction form
    908,006.20/1,359,551.70 = 711,398.20/x
  3. Step 3: Cross multiply
    908,006.20x = 1,359,551.70 × 711,398.20
  4. Step 4: Simplify right side
    908,006.20x = 967,182,632,186.94
  5. Step 5: Solve for x
    x = 967,182,632,186.94/908,006.20
  6. Step 6: Final answer
    x = 1,065,171.84

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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.