Home / 747,337.20-1,119,693.60-613,492.80

Finding the Fourth Proportional to 747,337.20, 1,119,693.60 and 613,492.80

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Solution

The fourth proportional to 747,337.20, 1,119,693.60 and 613,492.80 is: 919,162.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,337.20 : 1,119,693.60 = 613,492.80 : x
  2. Step 2: Convert to fraction form
    747,337.20/1,119,693.60 = 613,492.80/x
  3. Step 3: Cross multiply
    747,337.20x = 1,119,693.60 × 613,492.80
  4. Step 4: Simplify right side
    747,337.20x = 686,923,961,806.08
  5. Step 5: Solve for x
    x = 686,923,961,806.08/747,337.20
  6. Step 6: Final answer
    x = 919,162.01

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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.