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Finding the Fourth Proportional to 556,960.84, 835,473.47 and 157,568.15

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Solution

The fourth proportional to 556,960.84, 835,473.47 and 157,568.15 is: 236,361.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,960.84 : 835,473.47 = 157,568.15 : x
  2. Step 2: Convert to fraction form
    556,960.84/835,473.47 = 157,568.15/x
  3. Step 3: Cross multiply
    556,960.84x = 835,473.47 × 157,568.15
  4. Step 4: Simplify right side
    556,960.84x = 131,644,010,342.82
  5. Step 5: Solve for x
    x = 131,644,010,342.82/556,960.84
  6. Step 6: Final answer
    x = 236,361.34

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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.