Home / 955,614.81-1,432,422.65-356,315.25

Finding the Fourth Proportional to 955,614.81, 1,432,422.65 and 356,315.25

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Solution

The fourth proportional to 955,614.81, 1,432,422.65 and 356,315.25 is: 534,100.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,614.81 : 1,432,422.65 = 356,315.25 : x
  2. Step 2: Convert to fraction form
    955,614.81/1,432,422.65 = 356,315.25/x
  3. Step 3: Cross multiply
    955,614.81x = 1,432,422.65 × 356,315.25
  4. Step 4: Simplify right side
    955,614.81x = 510,394,035,531.20
  5. Step 5: Solve for x
    x = 510,394,035,531.20/955,614.81
  6. Step 6: Final answer
    x = 534,100.17

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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.