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Finding the Fourth Proportional to 472,506.08, 652,033.68 and 268,529.72

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Solution

The fourth proportional to 472,506.08, 652,033.68 and 268,529.72 is: 370,556.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,506.08 : 652,033.68 = 268,529.72 : x
  2. Step 2: Convert to fraction form
    472,506.08/652,033.68 = 268,529.72/x
  3. Step 3: Cross multiply
    472,506.08x = 652,033.68 × 268,529.72
  4. Step 4: Simplify right side
    472,506.08x = 175,090,421,520.97
  5. Step 5: Solve for x
    x = 175,090,421,520.97/472,506.08
  6. Step 6: Final answer
    x = 370,556.97

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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.