Home / 671,556.50-1,007,444.18-198,289.70

Finding the Fourth Proportional to 671,556.50, 1,007,444.18 and 198,289.70

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Solution

The fourth proportional to 671,556.50, 1,007,444.18 and 198,289.70 is: 297,466.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,556.50 : 1,007,444.18 = 198,289.70 : x
  2. Step 2: Convert to fraction form
    671,556.50/1,007,444.18 = 198,289.70/x
  3. Step 3: Cross multiply
    671,556.50x = 1,007,444.18 × 198,289.70
  4. Step 4: Simplify right side
    671,556.50x = 199,765,799,677.45
  5. Step 5: Solve for x
    x = 199,765,799,677.45/671,556.50
  6. Step 6: Final answer
    x = 297,466.86

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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.