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Finding the Fourth Proportional to 556,290.92, 833,721.06 and 252,463.16

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Solution

The fourth proportional to 556,290.92, 833,721.06 and 252,463.16 is: 378,370.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,290.92 : 833,721.06 = 252,463.16 : x
  2. Step 2: Convert to fraction form
    556,290.92/833,721.06 = 252,463.16/x
  3. Step 3: Cross multiply
    556,290.92x = 833,721.06 × 252,463.16
  4. Step 4: Simplify right side
    556,290.92x = 210,483,853,366.15
  5. Step 5: Solve for x
    x = 210,483,853,366.15/556,290.92
  6. Step 6: Final answer
    x = 378,370.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.