Home / 748,665.78-1,122,833.25-216,070.98

Finding the Fourth Proportional to 748,665.78, 1,122,833.25 and 216,070.98

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Solution

The fourth proportional to 748,665.78, 1,122,833.25 and 216,070.98 is: 324,058.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,665.78 : 1,122,833.25 = 216,070.98 : x
  2. Step 2: Convert to fraction form
    748,665.78/1,122,833.25 = 216,070.98/x
  3. Step 3: Cross multiply
    748,665.78x = 1,122,833.25 × 216,070.98
  4. Step 4: Simplify right side
    748,665.78x = 242,611,680,704.09
  5. Step 5: Solve for x
    x = 242,611,680,704.09/748,665.78
  6. Step 6: Final answer
    x = 324,058.73

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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.