Home / 295,863.12-443,488.50-145,902.96

Finding the Fourth Proportional to 295,863.12, 443,488.50 and 145,902.96

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Solution

The fourth proportional to 295,863.12, 443,488.50 and 145,902.96 is: 218,703.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,863.12 : 443,488.50 = 145,902.96 : x
  2. Step 2: Convert to fraction form
    295,863.12/443,488.50 = 145,902.96/x
  3. Step 3: Cross multiply
    295,863.12x = 443,488.50 × 145,902.96
  4. Step 4: Simplify right side
    295,863.12x = 64,706,284,875.96
  5. Step 5: Solve for x
    x = 64,706,284,875.96/295,863.12
  6. Step 6: Final answer
    x = 218,703.45

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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.