Home / 864,133.48-1,192,503.90-482,160.16

Finding the Fourth Proportional to 864,133.48, 1,192,503.90 and 482,160.16

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Solution

The fourth proportional to 864,133.48, 1,192,503.90 and 482,160.16 is: 665,380.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,133.48 : 1,192,503.90 = 482,160.16 : x
  2. Step 2: Convert to fraction form
    864,133.48/1,192,503.90 = 482,160.16/x
  3. Step 3: Cross multiply
    864,133.48x = 1,192,503.90 × 482,160.16
  4. Step 4: Simplify right side
    864,133.48x = 574,977,871,224.62
  5. Step 5: Solve for x
    x = 574,977,871,224.62/864,133.48
  6. Step 6: Final answer
    x = 665,380.85

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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.