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Finding the Fourth Proportional to 247,159.28, 370,768.08 and 185,223.44

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Solution

The fourth proportional to 247,159.28, 370,768.08 and 185,223.44 is: 277,857.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,159.28 : 370,768.08 = 185,223.44 : x
  2. Step 2: Convert to fraction form
    247,159.28/370,768.08 = 185,223.44/x
  3. Step 3: Cross multiply
    247,159.28x = 370,768.08 × 185,223.44
  4. Step 4: Simplify right side
    247,159.28x = 68,674,939,219.80
  5. Step 5: Solve for x
    x = 68,674,939,219.80/247,159.28
  6. Step 6: Final answer
    x = 277,857.01

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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.