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Finding the Fourth Proportional to 594,567.31, 820,159.75 and 379,464.93

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Solution

The fourth proportional to 594,567.31, 820,159.75 and 379,464.93 is: 523,442.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,567.31 : 820,159.75 = 379,464.93 : x
  2. Step 2: Convert to fraction form
    594,567.31/820,159.75 = 379,464.93/x
  3. Step 3: Cross multiply
    594,567.31x = 820,159.75 × 379,464.93
  4. Step 4: Simplify right side
    594,567.31x = 311,221,862,122.57
  5. Step 5: Solve for x
    x = 311,221,862,122.57/594,567.31
  6. Step 6: Final answer
    x = 523,442.61

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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.