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Finding the Fourth Proportional to 255,177.95, 352,050.71 and 254,784.29

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Solution

The fourth proportional to 255,177.95, 352,050.71 and 254,784.29 is: 351,507.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,177.95 : 352,050.71 = 254,784.29 : x
  2. Step 2: Convert to fraction form
    255,177.95/352,050.71 = 254,784.29/x
  3. Step 3: Cross multiply
    255,177.95x = 352,050.71 × 254,784.29
  4. Step 4: Simplify right side
    255,177.95x = 89,696,987,157.17
  5. Step 5: Solve for x
    x = 89,696,987,157.17/255,177.95
  6. Step 6: Final answer
    x = 351,507.60

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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.