Home / 748,938.59-1,123,297.15-275,513.23

Finding the Fourth Proportional to 748,938.59, 1,123,297.15 and 275,513.23

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Solution

The fourth proportional to 748,938.59, 1,123,297.15 and 275,513.23 is: 413,229.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,938.59 : 1,123,297.15 = 275,513.23 : x
  2. Step 2: Convert to fraction form
    748,938.59/1,123,297.15 = 275,513.23/x
  3. Step 3: Cross multiply
    748,938.59x = 1,123,297.15 × 275,513.23
  4. Step 4: Simplify right side
    748,938.59x = 309,483,226,046.29
  5. Step 5: Solve for x
    x = 309,483,226,046.29/748,938.59
  6. Step 6: Final answer
    x = 413,229.11

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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.