Home / 432,551.43-648,918.27-162,681.30

Finding the Fourth Proportional to 432,551.43, 648,918.27 and 162,681.30

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Solution

The fourth proportional to 432,551.43, 648,918.27 and 162,681.30 is: 244,056.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,551.43 : 648,918.27 = 162,681.30 : x
  2. Step 2: Convert to fraction form
    432,551.43/648,918.27 = 162,681.30/x
  3. Step 3: Cross multiply
    432,551.43x = 648,918.27 × 162,681.30
  4. Step 4: Simplify right side
    432,551.43x = 105,566,867,757.35
  5. Step 5: Solve for x
    x = 105,566,867,757.35/432,551.43
  6. Step 6: Final answer
    x = 244,056.22

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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.