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Finding the Fourth Proportional to 574,828.58, 793,263.65 and 333,251.21

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Solution

The fourth proportional to 574,828.58, 793,263.65 and 333,251.21 is: 459,886.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,828.58 : 793,263.65 = 333,251.21 : x
  2. Step 2: Convert to fraction form
    574,828.58/793,263.65 = 333,251.21/x
  3. Step 3: Cross multiply
    574,828.58x = 793,263.65 × 333,251.21
  4. Step 4: Simplify right side
    574,828.58x = 264,356,065,578.94
  5. Step 5: Solve for x
    x = 264,356,065,578.94/574,828.58
  6. Step 6: Final answer
    x = 459,886.79

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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.