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Finding the Fourth Proportional to 441,973.10, 609,894.16 and 260,643.48

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Solution

The fourth proportional to 441,973.10, 609,894.16 and 260,643.48 is: 359,671.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,973.10 : 609,894.16 = 260,643.48 : x
  2. Step 2: Convert to fraction form
    441,973.10/609,894.16 = 260,643.48/x
  3. Step 3: Cross multiply
    441,973.10x = 609,894.16 × 260,643.48
  4. Step 4: Simplify right side
    441,973.10x = 158,964,936,294.08
  5. Step 5: Solve for x
    x = 158,964,936,294.08/441,973.10
  6. Step 6: Final answer
    x = 359,671.07

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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.