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Finding the Fourth Proportional to 504,256.32, 756,532.62 and 149,279.57

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Solution

The fourth proportional to 504,256.32, 756,532.62 and 149,279.57 is: 223,963.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,256.32 : 756,532.62 = 149,279.57 : x
  2. Step 2: Convert to fraction form
    504,256.32/756,532.62 = 149,279.57/x
  3. Step 3: Cross multiply
    504,256.32x = 756,532.62 × 149,279.57
  4. Step 4: Simplify right side
    504,256.32x = 112,934,864,532.71
  5. Step 5: Solve for x
    x = 112,934,864,532.71/504,256.32
  6. Step 6: Final answer
    x = 223,963.21

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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.