Home / 249,698.23-375,359.31-200,318.55

Finding the Fourth Proportional to 249,698.23, 375,359.31 and 200,318.55

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Solution

The fourth proportional to 249,698.23, 375,359.31 and 200,318.55 is: 301,129.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,698.23 : 375,359.31 = 200,318.55 : x
  2. Step 2: Convert to fraction form
    249,698.23/375,359.31 = 200,318.55/x
  3. Step 3: Cross multiply
    249,698.23x = 375,359.31 × 200,318.55
  4. Step 4: Simplify right side
    249,698.23x = 75,191,432,708.20
  5. Step 5: Solve for x
    x = 75,191,432,708.20/249,698.23
  6. Step 6: Final answer
    x = 301,129.22

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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.