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Finding the Fourth Proportional to 594,756, 820,753.56 and 340,098.48

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Solution

The fourth proportional to 594,756, 820,753.56 and 340,098.48 is: 469,330.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,756 : 820,753.56 = 340,098.48 : x
  2. Step 2: Convert to fraction form
    594,756/820,753.56 = 340,098.48/x
  3. Step 3: Cross multiply
    594,756x = 820,753.56 × 340,098.48
  4. Step 4: Simplify right side
    594,756x = 279,137,038,210.59
  5. Step 5: Solve for x
    x = 279,137,038,210.59/594,756
  6. Step 6: Final answer
    x = 469,330.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.