Home / 330,793.48-456,484.32-187,566.28

Finding the Fourth Proportional to 330,793.48, 456,484.32 and 187,566.28

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Solution

The fourth proportional to 330,793.48, 456,484.32 and 187,566.28 is: 258,835.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,793.48 : 456,484.32 = 187,566.28 : x
  2. Step 2: Convert to fraction form
    330,793.48/456,484.32 = 187,566.28/x
  3. Step 3: Cross multiply
    330,793.48x = 456,484.32 × 187,566.28
  4. Step 4: Simplify right side
    330,793.48x = 85,621,065,780.73
  5. Step 5: Solve for x
    x = 85,621,065,780.73/330,793.48
  6. Step 6: Final answer
    x = 258,835.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.