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Finding the Fourth Proportional to 472,602.86, 652,165.93 and 268,625.42

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Solution

The fourth proportional to 472,602.86, 652,165.93 and 268,625.42 is: 370,688.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,602.86 : 652,165.93 = 268,625.42 : x
  2. Step 2: Convert to fraction form
    472,602.86/652,165.93 = 268,625.42/x
  3. Step 3: Cross multiply
    472,602.86x = 652,165.93 × 268,625.42
  4. Step 4: Simplify right side
    472,602.86x = 175,188,346,855.94
  5. Step 5: Solve for x
    x = 175,188,346,855.94/472,602.86
  6. Step 6: Final answer
    x = 370,688.29

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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.