Home / 443,934.87-665,908.44-144,417.02

Finding the Fourth Proportional to 443,934.87, 665,908.44 and 144,417.02

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Solution

The fourth proportional to 443,934.87, 665,908.44 and 144,417.02 is: 216,627.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,934.87 : 665,908.44 = 144,417.02 : x
  2. Step 2: Convert to fraction form
    443,934.87/665,908.44 = 144,417.02/x
  3. Step 3: Cross multiply
    443,934.87x = 665,908.44 × 144,417.02
  4. Step 4: Simplify right side
    443,934.87x = 96,168,512,497.65
  5. Step 5: Solve for x
    x = 96,168,512,497.65/443,934.87
  6. Step 6: Final answer
    x = 216,627.53

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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.