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Finding the Fourth Proportional to 574,248.36, 860,424.66 and 333,686.94

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Solution

The fourth proportional to 574,248.36, 860,424.66 and 333,686.94 is: 499,979.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,248.36 : 860,424.66 = 333,686.94 : x
  2. Step 2: Convert to fraction form
    574,248.36/860,424.66 = 333,686.94/x
  3. Step 3: Cross multiply
    574,248.36x = 860,424.66 × 333,686.94
  4. Step 4: Simplify right side
    574,248.36x = 287,112,471,895.94
  5. Step 5: Solve for x
    x = 287,112,471,895.94/574,248.36
  6. Step 6: Final answer
    x = 499,979.61

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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.