Home / 470,979.53-649,931.94-267,044.21

Finding the Fourth Proportional to 470,979.53, 649,931.94 and 267,044.21

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Solution

The fourth proportional to 470,979.53, 649,931.94 and 267,044.21 is: 368,509.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,979.53 : 649,931.94 = 267,044.21 : x
  2. Step 2: Convert to fraction form
    470,979.53/649,931.94 = 267,044.21/x
  3. Step 3: Cross multiply
    470,979.53x = 649,931.94 × 267,044.21
  4. Step 4: Simplify right side
    470,979.53x = 173,560,558,221.41
  5. Step 5: Solve for x
    x = 173,560,558,221.41/470,979.53
  6. Step 6: Final answer
    x = 368,509.77

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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.