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Finding the Fourth Proportional to 537,036.25, 741,129.05 and 295,337.21

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Solution

The fourth proportional to 537,036.25, 741,129.05 and 295,337.21 is: 407,575.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,036.25 : 741,129.05 = 295,337.21 : x
  2. Step 2: Convert to fraction form
    537,036.25/741,129.05 = 295,337.21/x
  3. Step 3: Cross multiply
    537,036.25x = 741,129.05 × 295,337.21
  4. Step 4: Simplify right side
    537,036.25x = 218,882,984,400.26
  5. Step 5: Solve for x
    x = 218,882,984,400.26/537,036.25
  6. Step 6: Final answer
    x = 407,575.81

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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.