Home / 432,563.18-649,017.16-166,252.19

Finding the Fourth Proportional to 432,563.18, 649,017.16 and 166,252.19

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Solution

The fourth proportional to 432,563.18, 649,017.16 and 166,252.19 is: 249,444.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,563.18 : 649,017.16 = 166,252.19 : x
  2. Step 2: Convert to fraction form
    432,563.18/649,017.16 = 166,252.19/x
  3. Step 3: Cross multiply
    432,563.18x = 649,017.16 × 166,252.19
  4. Step 4: Simplify right side
    432,563.18x = 107,900,520,536.86
  5. Step 5: Solve for x
    x = 107,900,520,536.86/432,563.18
  6. Step 6: Final answer
    x = 249,444.54

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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.