Home / 749,167.74-1,123,226.64-275,791.68

Finding the Fourth Proportional to 749,167.74, 1,123,226.64 and 275,791.68

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Solution

The fourth proportional to 749,167.74, 1,123,226.64 and 275,791.68 is: 413,494.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,167.74 : 1,123,226.64 = 275,791.68 : x
  2. Step 2: Convert to fraction form
    749,167.74/1,123,226.64 = 275,791.68/x
  3. Step 3: Cross multiply
    749,167.74x = 1,123,226.64 × 275,791.68
  4. Step 4: Simplify right side
    749,167.74x = 309,776,562,066.36
  5. Step 5: Solve for x
    x = 309,776,562,066.36/749,167.74
  6. Step 6: Final answer
    x = 413,494.26

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Double scale
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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.