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Finding the Fourth Proportional to 562,761.84, 844,039.62 and 152,439.06

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Solution

The fourth proportional to 562,761.84, 844,039.62 and 152,439.06 is: 228,630.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,761.84 : 844,039.62 = 152,439.06 : x
  2. Step 2: Convert to fraction form
    562,761.84/844,039.62 = 152,439.06/x
  3. Step 3: Cross multiply
    562,761.84x = 844,039.62 × 152,439.06
  4. Step 4: Simplify right side
    562,761.84x = 128,664,606,275.56
  5. Step 5: Solve for x
    x = 128,664,606,275.56/562,761.84
  6. Step 6: Final answer
    x = 228,630.65

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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.