Home / 727,802.70-1,091,704.05-698,772.30

Finding the Fourth Proportional to 727,802.70, 1,091,704.05 and 698,772.30

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Solution

The fourth proportional to 727,802.70, 1,091,704.05 and 698,772.30 is: 1,048,158.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,802.70 : 1,091,704.05 = 698,772.30 : x
  2. Step 2: Convert to fraction form
    727,802.70/1,091,704.05 = 698,772.30/x
  3. Step 3: Cross multiply
    727,802.70x = 1,091,704.05 × 698,772.30
  4. Step 4: Simplify right side
    727,802.70x = 762,852,549,937.82
  5. Step 5: Solve for x
    x = 762,852,549,937.82/727,802.70
  6. Step 6: Final answer
    x = 1,048,158.45

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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.