Home / 330,624.18-456,259.23-179,721.18

Finding the Fourth Proportional to 330,624.18, 456,259.23 and 179,721.18

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Solution

The fourth proportional to 330,624.18, 456,259.23 and 179,721.18 is: 248,014.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,624.18 : 456,259.23 = 179,721.18 : x
  2. Step 2: Convert to fraction form
    330,624.18/456,259.23 = 179,721.18/x
  3. Step 3: Cross multiply
    330,624.18x = 456,259.23 × 179,721.18
  4. Step 4: Simplify right side
    330,624.18x = 81,999,447,201.49
  5. Step 5: Solve for x
    x = 81,999,447,201.49/330,624.18
  6. Step 6: Final answer
    x = 248,014.07

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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.