Home / 910,915.80-1,366,373.70-733,768.80

Finding the Fourth Proportional to 910,915.80, 1,366,373.70 and 733,768.80

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Solution

The fourth proportional to 910,915.80, 1,366,373.70 and 733,768.80 is: 1,100,653.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,915.80 : 1,366,373.70 = 733,768.80 : x
  2. Step 2: Convert to fraction form
    910,915.80/1,366,373.70 = 733,768.80/x
  3. Step 3: Cross multiply
    910,915.80x = 1,366,373.70 × 733,768.80
  4. Step 4: Simplify right side
    910,915.80x = 1,002,602,390,200.56
  5. Step 5: Solve for x
    x = 1,002,602,390,200.56/910,915.80
  6. Step 6: Final answer
    x = 1,100,653.20

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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.