Home / 864,015.12-1,192,344.30-482,058

Finding the Fourth Proportional to 864,015.12, 1,192,344.30 and 482,058

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Solution

The fourth proportional to 864,015.12, 1,192,344.30 and 482,058 is: 665,241.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,015.12 : 1,192,344.30 = 482,058 : x
  2. Step 2: Convert to fraction form
    864,015.12/1,192,344.30 = 482,058/x
  3. Step 3: Cross multiply
    864,015.12x = 1,192,344.30 × 482,058
  4. Step 4: Simplify right side
    864,015.12x = 574,779,108,569.40
  5. Step 5: Solve for x
    x = 574,779,108,569.40/864,015.12
  6. Step 6: Final answer
    x = 665,241.96

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Double scale
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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.