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Finding the Fourth Proportional to 363,357.25, 500,913.33 and 255,592.81

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Solution

The fourth proportional to 363,357.25, 500,913.33 and 255,592.81 is: 352,352.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,357.25 : 500,913.33 = 255,592.81 : x
  2. Step 2: Convert to fraction form
    363,357.25/500,913.33 = 255,592.81/x
  3. Step 3: Cross multiply
    363,357.25x = 500,913.33 × 255,592.81
  4. Step 4: Simplify right side
    363,357.25x = 128,029,845,581.16
  5. Step 5: Solve for x
    x = 128,029,845,581.16/363,357.25
  6. Step 6: Final answer
    x = 352,352.53

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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.