Home / 749,999.79-1,125,006.98-189,034.29

Finding the Fourth Proportional to 749,999.79, 1,125,006.98 and 189,034.29

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Solution

The fourth proportional to 749,999.79, 1,125,006.98 and 189,034.29 is: 283,553.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,999.79 : 1,125,006.98 = 189,034.29 : x
  2. Step 2: Convert to fraction form
    749,999.79/1,125,006.98 = 189,034.29/x
  3. Step 3: Cross multiply
    749,999.79x = 1,125,006.98 × 189,034.29
  4. Step 4: Simplify right side
    749,999.79x = 212,664,894,764.17
  5. Step 5: Solve for x
    x = 212,664,894,764.17/749,999.79
  6. Step 6: Final answer
    x = 283,553.27

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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.