Home / 776,110.02-1,164,915.78-560,191.33

Finding the Fourth Proportional to 776,110.02, 1,164,915.78 and 560,191.33

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Solution

The fourth proportional to 776,110.02, 1,164,915.78 and 560,191.33 is: 840,828.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,110.02 : 1,164,915.78 = 560,191.33 : x
  2. Step 2: Convert to fraction form
    776,110.02/1,164,915.78 = 560,191.33/x
  3. Step 3: Cross multiply
    776,110.02x = 1,164,915.78 × 560,191.33
  4. Step 4: Simplify right side
    776,110.02x = 652,575,720,136.19
  5. Step 5: Solve for x
    x = 652,575,720,136.19/776,110.02
  6. Step 6: Final answer
    x = 840,828.88

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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.