Home / 955,456.94-1,432,742.53-356,257.21

Finding the Fourth Proportional to 955,456.94, 1,432,742.53 and 356,257.21

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Solution

The fourth proportional to 955,456.94, 1,432,742.53 and 356,257.21 is: 534,220.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,456.94 : 1,432,742.53 = 356,257.21 : x
  2. Step 2: Convert to fraction form
    955,456.94/1,432,742.53 = 356,257.21/x
  3. Step 3: Cross multiply
    955,456.94x = 1,432,742.53 × 356,257.21
  4. Step 4: Simplify right side
    955,456.94x = 510,424,856,386.14
  5. Step 5: Solve for x
    x = 510,424,856,386.14/955,456.94
  6. Step 6: Final answer
    x = 534,220.68

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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.