Home / 749,053.74-1,123,055.73-275,677.59

Finding the Fourth Proportional to 749,053.74, 1,123,055.73 and 275,677.59

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Solution

The fourth proportional to 749,053.74, 1,123,055.73 and 275,677.59 is: 413,323.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,053.74 : 1,123,055.73 = 275,677.59 : x
  2. Step 2: Convert to fraction form
    749,053.74/1,123,055.73 = 275,677.59/x
  3. Step 3: Cross multiply
    749,053.74x = 1,123,055.73 × 275,677.59
  4. Step 4: Simplify right side
    749,053.74x = 309,601,297,082.09
  5. Step 5: Solve for x
    x = 309,601,297,082.09/749,053.74
  6. Step 6: Final answer
    x = 413,323.21

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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.