Home / 432,226.13-647,895.80-165,914.93

Finding the Fourth Proportional to 432,226.13, 647,895.80 and 165,914.93

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Solution

The fourth proportional to 432,226.13, 647,895.80 and 165,914.93 is: 248,702.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,226.13 : 647,895.80 = 165,914.93 : x
  2. Step 2: Convert to fraction form
    432,226.13/647,895.80 = 165,914.93/x
  3. Step 3: Cross multiply
    432,226.13x = 647,895.80 × 165,914.93
  4. Step 4: Simplify right side
    432,226.13x = 107,495,585,474.72
  5. Step 5: Solve for x
    x = 107,495,585,474.72/432,226.13
  6. Step 6: Final answer
    x = 248,702.19

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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.