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Finding the Fourth Proportional to 354,670.44, 532,246.63 and 144,346.65

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Solution

The fourth proportional to 354,670.44, 532,246.63 and 144,346.65 is: 216,618.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,670.44 : 532,246.63 = 144,346.65 : x
  2. Step 2: Convert to fraction form
    354,670.44/532,246.63 = 144,346.65/x
  3. Step 3: Cross multiply
    354,670.44x = 532,246.63 × 144,346.65
  4. Step 4: Simplify right side
    354,670.44x = 76,828,018,014.29
  5. Step 5: Solve for x
    x = 76,828,018,014.29/354,670.44
  6. Step 6: Final answer
    x = 216,618.05

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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.