Home / 755,231.02-1,132,849.50-305,960.38

Finding the Fourth Proportional to 755,231.02, 1,132,849.50 and 305,960.38

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Solution

The fourth proportional to 755,231.02, 1,132,849.50 and 305,960.38 is: 458,941.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,231.02 : 1,132,849.50 = 305,960.38 : x
  2. Step 2: Convert to fraction form
    755,231.02/1,132,849.50 = 305,960.38/x
  3. Step 3: Cross multiply
    755,231.02x = 1,132,849.50 × 305,960.38
  4. Step 4: Simplify right side
    755,231.02x = 346,607,063,502.81
  5. Step 5: Solve for x
    x = 346,607,063,502.81/755,231.02
  6. Step 6: Final answer
    x = 458,941.77

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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.