Home / 667,689.47-1,000,834.36-246,696.83

Finding the Fourth Proportional to 667,689.47, 1,000,834.36 and 246,696.83

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Solution

The fourth proportional to 667,689.47, 1,000,834.36 and 246,696.83 is: 369,786.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,689.47 : 1,000,834.36 = 246,696.83 : x
  2. Step 2: Convert to fraction form
    667,689.47/1,000,834.36 = 246,696.83/x
  3. Step 3: Cross multiply
    667,689.47x = 1,000,834.36 × 246,696.83
  4. Step 4: Simplify right side
    667,689.47x = 246,902,658,346.17
  5. Step 5: Solve for x
    x = 246,902,658,346.17/667,689.47
  6. Step 6: Final answer
    x = 369,786.66

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1.5x scale

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.