Home / 885,490.50-1,328,243.19-245,844.11

Finding the Fourth Proportional to 885,490.50, 1,328,243.19 and 245,844.11

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Solution

The fourth proportional to 885,490.50, 1,328,243.19 and 245,844.11 is: 368,768.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,490.50 : 1,328,243.19 = 245,844.11 : x
  2. Step 2: Convert to fraction form
    885,490.50/1,328,243.19 = 245,844.11/x
  3. Step 3: Cross multiply
    885,490.50x = 1,328,243.19 × 245,844.11
  4. Step 4: Simplify right side
    885,490.50x = 326,540,764,909.11
  5. Step 5: Solve for x
    x = 326,540,764,909.11/885,490.50
  6. Step 6: Final answer
    x = 368,768.23

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Double scale
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1.5x scale

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.