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Finding the Fourth Proportional to 574,647.75, 793,013.89 and 333,070.45

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Solution

The fourth proportional to 574,647.75, 793,013.89 and 333,070.45 is: 459,637.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,647.75 : 793,013.89 = 333,070.45 : x
  2. Step 2: Convert to fraction form
    574,647.75/793,013.89 = 333,070.45/x
  3. Step 3: Cross multiply
    574,647.75x = 793,013.89 × 333,070.45
  4. Step 4: Simplify right side
    574,647.75x = 264,129,494,031.23
  5. Step 5: Solve for x
    x = 264,129,494,031.23/574,647.75
  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.