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Finding the Fourth Proportional to 474,217.80, 711,183.33 and 249,454.34

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Solution

The fourth proportional to 474,217.80, 711,183.33 and 249,454.34 is: 374,106.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,217.80 : 711,183.33 = 249,454.34 : x
  2. Step 2: Convert to fraction form
    474,217.80/711,183.33 = 249,454.34/x
  3. Step 3: Cross multiply
    474,217.80x = 711,183.33 × 249,454.34
  4. Step 4: Simplify right side
    474,217.80x = 177,407,769,982.11
  5. Step 5: Solve for x
    x = 177,407,769,982.11/474,217.80
  6. Step 6: Final answer
    x = 374,106.10

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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.