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Finding the Fourth Proportional to 472,981.58, 652,729.85 and 269,027.26

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Solution

The fourth proportional to 472,981.58, 652,729.85 and 269,027.26 is: 371,266.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,981.58 : 652,729.85 = 269,027.26 : x
  2. Step 2: Convert to fraction form
    472,981.58/652,729.85 = 269,027.26/x
  3. Step 3: Cross multiply
    472,981.58x = 652,729.85 × 269,027.26
  4. Step 4: Simplify right side
    472,981.58x = 175,602,121,097.60
  5. Step 5: Solve for x
    x = 175,602,121,097.60/472,981.58
  6. Step 6: Final answer
    x = 371,266.30

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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.