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Finding the Fourth Proportional to 288,095.56, 397,569.60 and 167,248.08

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Solution

The fourth proportional to 288,095.56, 397,569.60 and 167,248.08 is: 230,801.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,095.56 : 397,569.60 = 167,248.08 : x
  2. Step 2: Convert to fraction form
    288,095.56/397,569.60 = 167,248.08/x
  3. Step 3: Cross multiply
    288,095.56x = 397,569.60 × 167,248.08
  4. Step 4: Simplify right side
    288,095.56x = 66,492,752,266.37
  5. Step 5: Solve for x
    x = 66,492,752,266.37/288,095.56
  6. Step 6: Final answer
    x = 230,801.03

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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.