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Finding the Fourth Proportional to 288,277.02, 431,574.80 and 167,966.73

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Solution

The fourth proportional to 288,277.02, 431,574.80 and 167,966.73 is: 251,460.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,277.02 : 431,574.80 = 167,966.73 : x
  2. Step 2: Convert to fraction form
    288,277.02/431,574.80 = 167,966.73/x
  3. Step 3: Cross multiply
    288,277.02x = 431,574.80 × 167,966.73
  4. Step 4: Simplify right side
    288,277.02x = 72,490,207,066.57
  5. Step 5: Solve for x
    x = 72,490,207,066.57/288,277.02
  6. Step 6: Final answer
    x = 251,460.23

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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.