Home / 748,699.44-1,033,276.44-409,218.72

Finding the Fourth Proportional to 748,699.44, 1,033,276.44 and 409,218.72

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Solution

The fourth proportional to 748,699.44, 1,033,276.44 and 409,218.72 is: 564,760.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,699.44 : 1,033,276.44 = 409,218.72 : x
  2. Step 2: Convert to fraction form
    748,699.44/1,033,276.44 = 409,218.72/x
  3. Step 3: Cross multiply
    748,699.44x = 1,033,276.44 × 409,218.72
  4. Step 4: Simplify right side
    748,699.44x = 422,836,062,182.96
  5. Step 5: Solve for x
    x = 422,836,062,182.96/748,699.44
  6. Step 6: Final answer
    x = 564,760.76

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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.