Home / 495,927.22-743,437.23-215,343.22

Finding the Fourth Proportional to 495,927.22, 743,437.23 and 215,343.22

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Solution

The fourth proportional to 495,927.22, 743,437.23 and 215,343.22 is: 322,817.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,927.22 : 743,437.23 = 215,343.22 : x
  2. Step 2: Convert to fraction form
    495,927.22/743,437.23 = 215,343.22/x
  3. Step 3: Cross multiply
    495,927.22x = 743,437.23 × 215,343.22
  4. Step 4: Simplify right side
    495,927.22x = 160,094,166,976.08
  5. Step 5: Solve for x
    x = 160,094,166,976.08/495,927.22
  6. Step 6: Final answer
    x = 322,817.87

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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.