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Finding the Fourth Proportional to 562,670.62, 843,953.51 and 157,900.66

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Solution

The fourth proportional to 562,670.62, 843,953.51 and 157,900.66 is: 236,836.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,670.62 : 843,953.51 = 157,900.66 : x
  2. Step 2: Convert to fraction form
    562,670.62/843,953.51 = 157,900.66/x
  3. Step 3: Cross multiply
    562,670.62x = 843,953.51 × 157,900.66
  4. Step 4: Simplify right side
    562,670.62x = 133,260,814,523.18
  5. Step 5: Solve for x
    x = 133,260,814,523.18/562,670.62
  6. Step 6: Final answer
    x = 236,836.28

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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.