Home / 450,283.30-675,690.14-166,173.78

Finding the Fourth Proportional to 450,283.30, 675,690.14 and 166,173.78

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Solution

The fourth proportional to 450,283.30, 675,690.14 and 166,173.78 is: 249,358.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,283.30 : 675,690.14 = 166,173.78 : x
  2. Step 2: Convert to fraction form
    450,283.30/675,690.14 = 166,173.78/x
  3. Step 3: Cross multiply
    450,283.30x = 675,690.14 × 166,173.78
  4. Step 4: Simplify right side
    450,283.30x = 112,281,984,672.53
  5. Step 5: Solve for x
    x = 112,281,984,672.53/450,283.30
  6. Step 6: Final answer
    x = 249,358.54

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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.