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Finding the Fourth Proportional to 468,571.58, 702,851.07 and 113,588.66

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Solution

The fourth proportional to 468,571.58, 702,851.07 and 113,588.66 is: 170,381.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,571.58 : 702,851.07 = 113,588.66 : x
  2. Step 2: Convert to fraction form
    468,571.58/702,851.07 = 113,588.66/x
  3. Step 3: Cross multiply
    468,571.58x = 702,851.07 × 113,588.66
  4. Step 4: Simplify right side
    468,571.58x = 79,835,911,220.87
  5. Step 5: Solve for x
    x = 79,835,911,220.87/468,571.58
  6. Step 6: Final answer
    x = 170,381.46

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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.