Home / 494,513.88-742,075.38-194,943.48

Finding the Fourth Proportional to 494,513.88, 742,075.38 and 194,943.48

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Solution

The fourth proportional to 494,513.88, 742,075.38 and 194,943.48 is: 292,535.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,513.88 : 742,075.38 = 194,943.48 : x
  2. Step 2: Convert to fraction form
    494,513.88/742,075.38 = 194,943.48/x
  3. Step 3: Cross multiply
    494,513.88x = 742,075.38 × 194,943.48
  4. Step 4: Simplify right side
    494,513.88x = 144,662,756,999.52
  5. Step 5: Solve for x
    x = 144,662,756,999.52/494,513.88
  6. Step 6: Final answer
    x = 292,535.28

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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.