Home / 749,073.33-1,123,721.87-275,722.70

Finding the Fourth Proportional to 749,073.33, 1,123,721.87 and 275,722.70

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Solution

The fourth proportional to 749,073.33, 1,123,721.87 and 275,722.70 is: 413,625.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,073.33 : 1,123,721.87 = 275,722.70 : x
  2. Step 2: Convert to fraction form
    749,073.33/1,123,721.87 = 275,722.70/x
  3. Step 3: Cross multiply
    749,073.33x = 1,123,721.87 × 275,722.70
  4. Step 4: Simplify right side
    749,073.33x = 309,835,621,048.23
  5. Step 5: Solve for x
    x = 309,835,621,048.23/749,073.33
  6. Step 6: Final answer
    x = 413,625.22

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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.