Home / 1,107,202.20-1,660,716.90-433,152.60

Finding the Fourth Proportional to 1,107,202.20, 1,660,716.90 and 433,152.60

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Solution

The fourth proportional to 1,107,202.20, 1,660,716.90 and 433,152.60 is: 649,695.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,202.20 : 1,660,716.90 = 433,152.60 : x
  2. Step 2: Convert to fraction form
    1,107,202.20/1,660,716.90 = 433,152.60/x
  3. Step 3: Cross multiply
    1,107,202.20x = 1,660,716.90 × 433,152.60
  4. Step 4: Simplify right side
    1,107,202.20x = 719,343,843,098.94
  5. Step 5: Solve for x
    x = 719,343,843,098.94/1,107,202.20
  6. Step 6: Final answer
    x = 649,695.10

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Double scale
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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.