Home / 843,345.41-1,264,753.24-282,248.69

Finding the Fourth Proportional to 843,345.41, 1,264,753.24 and 282,248.69

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Solution

The fourth proportional to 843,345.41, 1,264,753.24 and 282,248.69 is: 423,284.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,345.41 : 1,264,753.24 = 282,248.69 : x
  2. Step 2: Convert to fraction form
    843,345.41/1,264,753.24 = 282,248.69/x
  3. Step 3: Cross multiply
    843,345.41x = 1,264,753.24 × 282,248.69
  4. Step 4: Simplify right side
    843,345.41x = 356,974,938,133.87
  5. Step 5: Solve for x
    x = 356,974,938,133.87/843,345.41
  6. Step 6: Final answer
    x = 423,284.38

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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.