Home / 746,580.10-1,119,874.20-185,614.60

Finding the Fourth Proportional to 746,580.10, 1,119,874.20 and 185,614.60

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Solution

The fourth proportional to 746,580.10, 1,119,874.20 and 185,614.60 is: 278,422.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,580.10 : 1,119,874.20 = 185,614.60 : x
  2. Step 2: Convert to fraction form
    746,580.10/1,119,874.20 = 185,614.60/x
  3. Step 3: Cross multiply
    746,580.10x = 1,119,874.20 × 185,614.60
  4. Step 4: Simplify right side
    746,580.10x = 207,865,001,683.32
  5. Step 5: Solve for x
    x = 207,865,001,683.32/746,580.10
  6. Step 6: Final answer
    x = 278,422.91

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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.