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Finding the Fourth Proportional to 489,109.35, 733,390.65 and 249,073.14

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Solution

The fourth proportional to 489,109.35, 733,390.65 and 249,073.14 is: 373,470.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,109.35 : 733,390.65 = 249,073.14 : x
  2. Step 2: Convert to fraction form
    489,109.35/733,390.65 = 249,073.14/x
  3. Step 3: Cross multiply
    489,109.35x = 733,390.65 × 249,073.14
  4. Step 4: Simplify right side
    489,109.35x = 182,667,912,042.14
  5. Step 5: Solve for x
    x = 182,667,912,042.14/489,109.35
  6. Step 6: Final answer
    x = 373,470.50

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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.