Home / 777,140.90-1,164,024.02-376,940.56

Finding the Fourth Proportional to 777,140.90, 1,164,024.02 and 376,940.56

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Solution

The fourth proportional to 777,140.90, 1,164,024.02 and 376,940.56 is: 564,592.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,140.90 : 1,164,024.02 = 376,940.56 : x
  2. Step 2: Convert to fraction form
    777,140.90/1,164,024.02 = 376,940.56/x
  3. Step 3: Cross multiply
    777,140.90x = 1,164,024.02 × 376,940.56
  4. Step 4: Simplify right side
    777,140.90x = 438,767,865,952.25
  5. Step 5: Solve for x
    x = 438,767,865,952.25/777,140.90
  6. Step 6: Final answer
    x = 564,592.43

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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.