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Finding the Fourth Proportional to 370,622.75, 555,974.98 and 117,844.10

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Solution

The fourth proportional to 370,622.75, 555,974.98 and 117,844.10 is: 176,779.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,622.75 : 555,974.98 = 117,844.10 : x
  2. Step 2: Convert to fraction form
    370,622.75/555,974.98 = 117,844.10/x
  3. Step 3: Cross multiply
    370,622.75x = 555,974.98 × 117,844.10
  4. Step 4: Simplify right side
    370,622.75x = 65,518,373,076.57
  5. Step 5: Solve for x
    x = 65,518,373,076.57/370,622.75
  6. Step 6: Final answer
    x = 176,779.15

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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.