Home / 672,022.65-1,008,033.98-272,854.65

Finding the Fourth Proportional to 672,022.65, 1,008,033.98 and 272,854.65

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Solution

The fourth proportional to 672,022.65, 1,008,033.98 and 272,854.65 is: 409,281.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,022.65 : 1,008,033.98 = 272,854.65 : x
  2. Step 2: Convert to fraction form
    672,022.65/1,008,033.98 = 272,854.65/x
  3. Step 3: Cross multiply
    672,022.65x = 1,008,033.98 × 272,854.65
  4. Step 4: Simplify right side
    672,022.65x = 275,046,758,801.01
  5. Step 5: Solve for x
    x = 275,046,758,801.01/672,022.65
  6. Step 6: Final answer
    x = 409,281.98

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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.