Home / 744,907.20-1,119,693.60-730,910.40

Finding the Fourth Proportional to 744,907.20, 1,119,693.60 and 730,910.40

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Solution

The fourth proportional to 744,907.20, 1,119,693.60 and 730,910.40 is: 1,098,654.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,907.20 : 1,119,693.60 = 730,910.40 : x
  2. Step 2: Convert to fraction form
    744,907.20/1,119,693.60 = 730,910.40/x
  3. Step 3: Cross multiply
    744,907.20x = 1,119,693.60 × 730,910.40
  4. Step 4: Simplify right side
    744,907.20x = 818,395,697,053.44
  5. Step 5: Solve for x
    x = 818,395,697,053.44/744,907.20
  6. Step 6: Final answer
    x = 1,098,654.57

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1.5x scale

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.