Home / 658,412.01-987,546.23-446,540.92

Finding the Fourth Proportional to 658,412.01, 987,546.23 and 446,540.92

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Solution

The fourth proportional to 658,412.01, 987,546.23 and 446,540.92 is: 669,762.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,412.01 : 987,546.23 = 446,540.92 : x
  2. Step 2: Convert to fraction form
    658,412.01/987,546.23 = 446,540.92/x
  3. Step 3: Cross multiply
    658,412.01x = 987,546.23 × 446,540.92
  4. Step 4: Simplify right side
    658,412.01x = 440,979,799,059.69
  5. Step 5: Solve for x
    x = 440,979,799,059.69/658,412.01
  6. Step 6: Final answer
    x = 669,762.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.