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Finding the Fourth Proportional to 255,760.65, 352,621.35 and 175,049.55

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Solution

The fourth proportional to 255,760.65, 352,621.35 and 175,049.55 is: 241,343.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,760.65 : 352,621.35 = 175,049.55 : x
  2. Step 2: Convert to fraction form
    255,760.65/352,621.35 = 175,049.55/x
  3. Step 3: Cross multiply
    255,760.65x = 352,621.35 × 175,049.55
  4. Step 4: Simplify right side
    255,760.65x = 61,726,208,637.89
  5. Step 5: Solve for x
    x = 61,726,208,637.89/255,760.65
  6. Step 6: Final answer
    x = 241,343.65

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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.