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Finding the Fourth Proportional to 371,046.56, 556,524.47 and 157,900.32

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Solution

The fourth proportional to 371,046.56, 556,524.47 and 157,900.32 is: 236,831.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,046.56 : 556,524.47 = 157,900.32 : x
  2. Step 2: Convert to fraction form
    371,046.56/556,524.47 = 157,900.32/x
  3. Step 3: Cross multiply
    371,046.56x = 556,524.47 × 157,900.32
  4. Step 4: Simplify right side
    371,046.56x = 87,875,392,295.58
  5. Step 5: Solve for x
    x = 87,875,392,295.58/371,046.56
  6. Step 6: Final answer
    x = 236,831.18

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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.