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Finding the Fourth Proportional to 441,476.75, 609,354.41 and 260,309.36

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Solution

The fourth proportional to 441,476.75, 609,354.41 and 260,309.36 is: 359,295.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,476.75 : 609,354.41 = 260,309.36 : x
  2. Step 2: Convert to fraction form
    441,476.75/609,354.41 = 260,309.36/x
  3. Step 3: Cross multiply
    441,476.75x = 609,354.41 × 260,309.36
  4. Step 4: Simplify right side
    441,476.75x = 158,620,656,702.12
  5. Step 5: Solve for x
    x = 158,620,656,702.12/441,476.75
  6. Step 6: Final answer
    x = 359,295.60

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1.5x scale

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.