Home / 434,684.90-651,567.16-146,221.94

Finding the Fourth Proportional to 434,684.90, 651,567.16 and 146,221.94

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Solution

The fourth proportional to 434,684.90, 651,567.16 and 146,221.94 is: 219,178.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,684.90 : 651,567.16 = 146,221.94 : x
  2. Step 2: Convert to fraction form
    434,684.90/651,567.16 = 146,221.94/x
  3. Step 3: Cross multiply
    434,684.90x = 651,567.16 × 146,221.94
  4. Step 4: Simplify right side
    434,684.90x = 95,273,414,175.49
  5. Step 5: Solve for x
    x = 95,273,414,175.49/434,684.90
  6. Step 6: Final answer
    x = 219,178.11

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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.