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Finding the Fourth Proportional to 295,624.60, 442,853.70 and 176,943.40

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Solution

The fourth proportional to 295,624.60, 442,853.70 and 176,943.40 is: 265,066.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,624.60 : 442,853.70 = 176,943.40 : x
  2. Step 2: Convert to fraction form
    295,624.60/442,853.70 = 176,943.40/x
  3. Step 3: Cross multiply
    295,624.60x = 442,853.70 × 176,943.40
  4. Step 4: Simplify right side
    295,624.60x = 78,360,039,380.58
  5. Step 5: Solve for x
    x = 78,360,039,380.58/295,624.60
  6. Step 6: Final answer
    x = 265,066.03

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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.