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Finding the Fourth Proportional to 574,647.76, 793,013.89 and 333,070.46

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Solution

The fourth proportional to 574,647.76, 793,013.89 and 333,070.46 is: 459,637.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,647.76 : 793,013.89 = 333,070.46 : x
  2. Step 2: Convert to fraction form
    574,647.76/793,013.89 = 333,070.46/x
  3. Step 3: Cross multiply
    574,647.76x = 793,013.89 × 333,070.46
  4. Step 4: Simplify right side
    574,647.76x = 264,129,497,163.62
  5. Step 5: Solve for x
    x = 264,129,497,163.62/574,647.76
  6. Step 6: Final answer
    x = 459,637.22

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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.