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Finding the Fourth Proportional to 472,670.67, 652,340.66 and 268,752.14

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Solution

The fourth proportional to 472,670.67, 652,340.66 and 268,752.14 is: 370,909.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,670.67 : 652,340.66 = 268,752.14 : x
  2. Step 2: Convert to fraction form
    472,670.67/652,340.66 = 268,752.14/x
  3. Step 3: Cross multiply
    472,670.67x = 652,340.66 × 268,752.14
  4. Step 4: Simplify right side
    472,670.67x = 175,317,948,384.01
  5. Step 5: Solve for x
    x = 175,317,948,384.01/472,670.67
  6. Step 6: Final answer
    x = 370,909.30

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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.