Home / 456,922.08-685,384.20-124,498.08

Finding the Fourth Proportional to 456,922.08, 685,384.20 and 124,498.08

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Solution

The fourth proportional to 456,922.08, 685,384.20 and 124,498.08 is: 186,747.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,922.08 : 685,384.20 = 124,498.08 : x
  2. Step 2: Convert to fraction form
    456,922.08/685,384.20 = 124,498.08/x
  3. Step 3: Cross multiply
    456,922.08x = 685,384.20 × 124,498.08
  4. Step 4: Simplify right side
    456,922.08x = 85,329,016,962.34
  5. Step 5: Solve for x
    x = 85,329,016,962.34/456,922.08
  6. Step 6: Final answer
    x = 186,747.41

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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.