Home / 847,013.52-1,270,536.67-207,322.85

Finding the Fourth Proportional to 847,013.52, 1,270,536.67 and 207,322.85

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Solution

The fourth proportional to 847,013.52, 1,270,536.67 and 207,322.85 is: 310,988.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,013.52 : 1,270,536.67 = 207,322.85 : x
  2. Step 2: Convert to fraction form
    847,013.52/1,270,536.67 = 207,322.85/x
  3. Step 3: Cross multiply
    847,013.52x = 1,270,536.67 × 207,322.85
  4. Step 4: Simplify right side
    847,013.52x = 263,411,283,453.91
  5. Step 5: Solve for x
    x = 263,411,283,453.91/847,013.52
  6. Step 6: Final answer
    x = 310,988.29

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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.