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Finding the Fourth Proportional to 356,573.96, 492,075.92 and 195,425.54

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Solution

The fourth proportional to 356,573.96, 492,075.92 and 195,425.54 is: 269,689.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,573.96 : 492,075.92 = 195,425.54 : x
  2. Step 2: Convert to fraction form
    356,573.96/492,075.92 = 195,425.54/x
  3. Step 3: Cross multiply
    356,573.96x = 492,075.92 × 195,425.54
  4. Step 4: Simplify right side
    356,573.96x = 96,164,202,387.00
  5. Step 5: Solve for x
    x = 96,164,202,387.00/356,573.96
  6. Step 6: Final answer
    x = 269,689.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.