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Finding the Fourth Proportional to 370,626.75, 555,980.99 and 117,848.11

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Solution

The fourth proportional to 370,626.75, 555,980.99 and 117,848.11 is: 176,785.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,626.75 : 555,980.99 = 117,848.11 : x
  2. Step 2: Convert to fraction form
    370,626.75/555,980.99 = 117,848.11/x
  3. Step 3: Cross multiply
    370,626.75x = 555,980.99 × 117,848.11
  4. Step 4: Simplify right side
    370,626.75x = 65,521,308,867.43
  5. Step 5: Solve for x
    x = 65,521,308,867.43/370,626.75
  6. Step 6: Final answer
    x = 176,785.16

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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.