Home / 857,351.04-1,285,585.92-503,063.52

Finding the Fourth Proportional to 857,351.04, 1,285,585.92 and 503,063.52

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Solution

The fourth proportional to 857,351.04, 1,285,585.92 and 503,063.52 is: 754,336.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,351.04 : 1,285,585.92 = 503,063.52 : x
  2. Step 2: Convert to fraction form
    857,351.04/1,285,585.92 = 503,063.52/x
  3. Step 3: Cross multiply
    857,351.04x = 1,285,585.92 × 503,063.52
  4. Step 4: Simplify right side
    857,351.04x = 646,731,378,177.64
  5. Step 5: Solve for x
    x = 646,731,378,177.64/857,351.04
  6. Step 6: Final answer
    x = 754,336.73

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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.