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Finding the Fourth Proportional to 594,626.40, 892,185.84 and 328,363.20

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Solution

The fourth proportional to 594,626.40, 892,185.84 and 328,363.20 is: 492,680.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,626.40 : 892,185.84 = 328,363.20 : x
  2. Step 2: Convert to fraction form
    594,626.40/892,185.84 = 328,363.20/x
  3. Step 3: Cross multiply
    594,626.40x = 892,185.84 × 328,363.20
  4. Step 4: Simplify right side
    594,626.40x = 292,960,997,417.09
  5. Step 5: Solve for x
    x = 292,960,997,417.09/594,626.40
  6. Step 6: Final answer
    x = 492,680.78

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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.