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Finding the Fourth Proportional to 371,751.12, 560,427.66 and 347,697.36

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Solution

The fourth proportional to 371,751.12, 560,427.66 and 347,697.36 is: 524,165.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,751.12 : 560,427.66 = 347,697.36 : x
  2. Step 2: Convert to fraction form
    371,751.12/560,427.66 = 347,697.36/x
  3. Step 3: Cross multiply
    371,751.12x = 560,427.66 × 347,697.36
  4. Step 4: Simplify right side
    371,751.12x = 194,859,217,852.98
  5. Step 5: Solve for x
    x = 194,859,217,852.98/371,751.12
  6. Step 6: Final answer
    x = 524,165.79

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.