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Finding the Fourth Proportional to 472,575.22, 652,192.54 and 268,690.12

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Solution

The fourth proportional to 472,575.22, 652,192.54 and 268,690.12 is: 370,814.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,575.22 : 652,192.54 = 268,690.12 : x
  2. Step 2: Convert to fraction form
    472,575.22/652,192.54 = 268,690.12/x
  3. Step 3: Cross multiply
    472,575.22x = 652,192.54 × 268,690.12
  4. Step 4: Simplify right side
    472,575.22x = 175,237,689,533.50
  5. Step 5: Solve for x
    x = 175,237,689,533.50/472,575.22
  6. Step 6: Final answer
    x = 370,814.39

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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.