Home / 748,765.60-1,033,234.32-409,232.80

Finding the Fourth Proportional to 748,765.60, 1,033,234.32 and 409,232.80

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Solution

The fourth proportional to 748,765.60, 1,033,234.32 and 409,232.80 is: 564,707.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,765.60 : 1,033,234.32 = 409,232.80 : x
  2. Step 2: Convert to fraction form
    748,765.60/1,033,234.32 = 409,232.80/x
  3. Step 3: Cross multiply
    748,765.60x = 1,033,234.32 × 409,232.80
  4. Step 4: Simplify right side
    748,765.60x = 422,833,373,829.70
  5. Step 5: Solve for x
    x = 422,833,373,829.70/748,765.60
  6. Step 6: Final answer
    x = 564,707.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.