Home / 671,660.20-1,007,255.10-198,220.20

Finding the Fourth Proportional to 671,660.20, 1,007,255.10 and 198,220.20

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Solution

The fourth proportional to 671,660.20, 1,007,255.10 and 198,220.20 is: 297,260.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,660.20 : 1,007,255.10 = 198,220.20 : x
  2. Step 2: Convert to fraction form
    671,660.20/1,007,255.10 = 198,220.20/x
  3. Step 3: Cross multiply
    671,660.20x = 1,007,255.10 × 198,220.20
  4. Step 4: Simplify right side
    671,660.20x = 199,658,307,373.02
  5. Step 5: Solve for x
    x = 199,658,307,373.02/671,660.20
  6. Step 6: Final answer
    x = 297,260.89

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Double scale
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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.