Home / 330,875.24-496,124.54-225,821.48

Finding the Fourth Proportional to 330,875.24, 496,124.54 and 225,821.48

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Solution

The fourth proportional to 330,875.24, 496,124.54 and 225,821.48 is: 338,603.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,875.24 : 496,124.54 = 225,821.48 : x
  2. Step 2: Convert to fraction form
    330,875.24/496,124.54 = 225,821.48/x
  3. Step 3: Cross multiply
    330,875.24x = 496,124.54 × 225,821.48
  4. Step 4: Simplify right side
    330,875.24x = 112,035,577,887.12
  5. Step 5: Solve for x
    x = 112,035,577,887.12/330,875.24
  6. Step 6: Final answer
    x = 338,603.69

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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.