Home / 288,066.24-397,531.44-159,004.76

Finding the Fourth Proportional to 288,066.24, 397,531.44 and 159,004.76

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Solution

The fourth proportional to 288,066.24, 397,531.44 and 159,004.76 is: 219,426.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,066.24 : 397,531.44 = 159,004.76 : x
  2. Step 2: Convert to fraction form
    288,066.24/397,531.44 = 159,004.76/x
  3. Step 3: Cross multiply
    288,066.24x = 397,531.44 × 159,004.76
  4. Step 4: Simplify right side
    288,066.24x = 63,209,389,222.00
  5. Step 5: Solve for x
    x = 63,209,389,222.00/288,066.24
  6. Step 6: Final answer
    x = 219,426.58

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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.