Home / 288,224.40-432,335.92-160,222.08

Finding the Fourth Proportional to 288,224.40, 432,335.92 and 160,222.08

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Solution

The fourth proportional to 288,224.40, 432,335.92 and 160,222.08 is: 240,332.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,224.40 : 432,335.92 = 160,222.08 : x
  2. Step 2: Convert to fraction form
    288,224.40/432,335.92 = 160,222.08/x
  3. Step 3: Cross multiply
    288,224.40x = 432,335.92 × 160,222.08
  4. Step 4: Simplify right side
    288,224.40x = 69,269,760,361.11
  5. Step 5: Solve for x
    x = 69,269,760,361.11/288,224.40
  6. Step 6: Final answer
    x = 240,332.74

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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.