Home / 748,884.48-1,033,458.24-409,352.96

Finding the Fourth Proportional to 748,884.48, 1,033,458.24 and 409,352.96

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Solution

The fourth proportional to 748,884.48, 1,033,458.24 and 409,352.96 is: 564,905.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,884.48 : 1,033,458.24 = 409,352.96 : x
  2. Step 2: Convert to fraction form
    748,884.48/1,033,458.24 = 409,352.96/x
  3. Step 3: Cross multiply
    748,884.48x = 1,033,458.24 × 409,352.96
  4. Step 4: Simplify right side
    748,884.48x = 423,049,189,580.39
  5. Step 5: Solve for x
    x = 423,049,189,580.39/748,884.48
  6. Step 6: Final answer
    x = 564,905.80

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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.