Home / 482,902.52-666,404.34-268,045.16

Finding the Fourth Proportional to 482,902.52, 666,404.34 and 268,045.16

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Solution

The fourth proportional to 482,902.52, 666,404.34 and 268,045.16 is: 369,901.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,902.52 : 666,404.34 = 268,045.16 : x
  2. Step 2: Convert to fraction form
    482,902.52/666,404.34 = 268,045.16/x
  3. Step 3: Cross multiply
    482,902.52x = 666,404.34 × 268,045.16
  4. Step 4: Simplify right side
    482,902.52x = 178,626,457,939.99
  5. Step 5: Solve for x
    x = 178,626,457,939.99/482,902.52
  6. Step 6: Final answer
    x = 369,901.69

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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.