Home / 744,904.70-1,119,689.85-730,907.90

Finding the Fourth Proportional to 744,904.70, 1,119,689.85 and 730,907.90

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Solution

The fourth proportional to 744,904.70, 1,119,689.85 and 730,907.90 is: 1,098,650.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,904.70 : 1,119,689.85 = 730,907.90 : x
  2. Step 2: Convert to fraction form
    744,904.70/1,119,689.85 = 730,907.90/x
  3. Step 3: Cross multiply
    744,904.70x = 1,119,689.85 × 730,907.90
  4. Step 4: Simplify right side
    744,904.70x = 818,390,156,914.82
  5. Step 5: Solve for x
    x = 818,390,156,914.82/744,904.70
  6. Step 6: Final answer
    x = 1,098,650.82

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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.