Home / 748,699.34-1,033,202.78-409,167.60

Finding the Fourth Proportional to 748,699.34, 1,033,202.78 and 409,167.60

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Solution

The fourth proportional to 748,699.34, 1,033,202.78 and 409,167.60 is: 564,650.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,699.34 : 1,033,202.78 = 409,167.60 : x
  2. Step 2: Convert to fraction form
    748,699.34/1,033,202.78 = 409,167.60/x
  3. Step 3: Cross multiply
    748,699.34x = 1,033,202.78 × 409,167.60
  4. Step 4: Simplify right side
    748,699.34x = 422,753,101,805.93
  5. Step 5: Solve for x
    x = 422,753,101,805.93/748,699.34
  6. Step 6: Final answer
    x = 564,650.03

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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.