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Finding the Fourth Proportional to 472,537.76, 652,083.86 and 268,615.50

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Solution

The fourth proportional to 472,537.76, 652,083.86 and 268,615.50 is: 370,679.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,537.76 : 652,083.86 = 268,615.50 : x
  2. Step 2: Convert to fraction form
    472,537.76/652,083.86 = 268,615.50/x
  3. Step 3: Cross multiply
    472,537.76x = 652,083.86 × 268,615.50
  4. Step 4: Simplify right side
    472,537.76x = 175,159,832,095.83
  5. Step 5: Solve for x
    x = 175,159,832,095.83/472,537.76
  6. Step 6: Final answer
    x = 370,679.02

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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.