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Finding the Fourth Proportional to 255,062.40, 382,593.60 and 239,510.40

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Solution

The fourth proportional to 255,062.40, 382,593.60 and 239,510.40 is: 359,265.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,062.40 : 382,593.60 = 239,510.40 : x
  2. Step 2: Convert to fraction form
    255,062.40/382,593.60 = 239,510.40/x
  3. Step 3: Cross multiply
    255,062.40x = 382,593.60 × 239,510.40
  4. Step 4: Simplify right side
    255,062.40x = 91,635,146,173.44
  5. Step 5: Solve for x
    x = 91,635,146,173.44/255,062.40
  6. Step 6: Final answer
    x = 359,265.60

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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.