Home / 885,530.24-1,328,940.52-353,203.48

Finding the Fourth Proportional to 885,530.24, 1,328,940.52 and 353,203.48

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Solution

The fourth proportional to 885,530.24, 1,328,940.52 and 353,203.48 is: 530,062.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,530.24 : 1,328,940.52 = 353,203.48 : x
  2. Step 2: Convert to fraction form
    885,530.24/1,328,940.52 = 353,203.48/x
  3. Step 3: Cross multiply
    885,530.24x = 1,328,940.52 × 353,203.48
  4. Step 4: Simplify right side
    885,530.24x = 469,386,416,377.01
  5. Step 5: Solve for x
    x = 469,386,416,377.01/885,530.24
  6. Step 6: Final answer
    x = 530,062.55

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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.