Home / 947,851.80-1,421,733.96-237,864.12

Finding the Fourth Proportional to 947,851.80, 1,421,733.96 and 237,864.12

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Solution

The fourth proportional to 947,851.80, 1,421,733.96 and 237,864.12 is: 356,785.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,851.80 : 1,421,733.96 = 237,864.12 : x
  2. Step 2: Convert to fraction form
    947,851.80/1,421,733.96 = 237,864.12/x
  3. Step 3: Cross multiply
    947,851.80x = 1,421,733.96 × 237,864.12
  4. Step 4: Simplify right side
    947,851.80x = 338,179,497,269.52
  5. Step 5: Solve for x
    x = 338,179,497,269.52/947,851.80
  6. Step 6: Final answer
    x = 356,785.20

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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.