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Finding the Fourth Proportional to 594,876.66, 890,432.55 and 381,359.22

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Solution

The fourth proportional to 594,876.66, 890,432.55 and 381,359.22 is: 570,832.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,876.66 : 890,432.55 = 381,359.22 : x
  2. Step 2: Convert to fraction form
    594,876.66/890,432.55 = 381,359.22/x
  3. Step 3: Cross multiply
    594,876.66x = 890,432.55 × 381,359.22
  4. Step 4: Simplify right side
    594,876.66x = 339,574,662,730.61
  5. Step 5: Solve for x
    x = 339,574,662,730.61/594,876.66
  6. Step 6: Final answer
    x = 570,832.05

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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.