Home / 885,831.80-1,328,747.70-246,134.30

Finding the Fourth Proportional to 885,831.80, 1,328,747.70 and 246,134.30

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Solution

The fourth proportional to 885,831.80, 1,328,747.70 and 246,134.30 is: 369,201.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,831.80 : 1,328,747.70 = 246,134.30 : x
  2. Step 2: Convert to fraction form
    885,831.80/1,328,747.70 = 246,134.30/x
  3. Step 3: Cross multiply
    885,831.80x = 1,328,747.70 × 246,134.30
  4. Step 4: Simplify right side
    885,831.80x = 327,050,385,016.11
  5. Step 5: Solve for x
    x = 327,050,385,016.11/885,831.80
  6. Step 6: Final answer
    x = 369,201.45

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Double scale
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Similar ratio
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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.