Home / 288,008.20-432,012.30-173,846.80

Finding the Fourth Proportional to 288,008.20, 432,012.30 and 173,846.80

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Solution

The fourth proportional to 288,008.20, 432,012.30 and 173,846.80 is: 260,770.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,008.20 : 432,012.30 = 173,846.80 : x
  2. Step 2: Convert to fraction form
    288,008.20/432,012.30 = 173,846.80/x
  3. Step 3: Cross multiply
    288,008.20x = 432,012.30 × 173,846.80
  4. Step 4: Simplify right side
    288,008.20x = 75,103,955,915.64
  5. Step 5: Solve for x
    x = 75,103,955,915.64/288,008.20
  6. Step 6: Final answer
    x = 260,770.20

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1.5x scale

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.