Home / 748,842.24-1,033,402.80-409,310.48

Finding the Fourth Proportional to 748,842.24, 1,033,402.80 and 409,310.48

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Solution

The fourth proportional to 748,842.24, 1,033,402.80 and 409,310.48 is: 564,848.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,842.24 : 1,033,402.80 = 409,310.48 : x
  2. Step 2: Convert to fraction form
    748,842.24/1,033,402.80 = 409,310.48/x
  3. Step 3: Cross multiply
    748,842.24x = 1,033,402.80 × 409,310.48
  4. Step 4: Simplify right side
    748,842.24x = 422,982,596,101.34
  5. Step 5: Solve for x
    x = 422,982,596,101.34/748,842.24
  6. Step 6: Final answer
    x = 564,848.74

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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.