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Finding the Fourth Proportional to 584,266.85, 874,094.36 and 442,520.55

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Solution

The fourth proportional to 584,266.85, 874,094.36 and 442,520.55 is: 662,034.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,266.85 : 874,094.36 = 442,520.55 : x
  2. Step 2: Convert to fraction form
    584,266.85/874,094.36 = 442,520.55/x
  3. Step 3: Cross multiply
    584,266.85x = 874,094.36 × 442,520.55
  4. Step 4: Simplify right side
    584,266.85x = 386,804,718,460.26
  5. Step 5: Solve for x
    x = 386,804,718,460.26/584,266.85
  6. Step 6: Final answer
    x = 662,034.34

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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.