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Finding the Fourth Proportional to 594,374.04, 820,236.17 and 339,730.69

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Solution

The fourth proportional to 594,374.04, 820,236.17 and 339,730.69 is: 468,828.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,374.04 : 820,236.17 = 339,730.69 : x
  2. Step 2: Convert to fraction form
    594,374.04/820,236.17 = 339,730.69/x
  3. Step 3: Cross multiply
    594,374.04x = 820,236.17 × 339,730.69
  4. Step 4: Simplify right side
    594,374.04x = 278,659,398,298.40
  5. Step 5: Solve for x
    x = 278,659,398,298.40/594,374.04
  6. Step 6: Final answer
    x = 468,828.35

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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.