Home / 757,529.76-1,136,225.52-698,132.64

Finding the Fourth Proportional to 757,529.76, 1,136,225.52 and 698,132.64

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Solution

The fourth proportional to 757,529.76, 1,136,225.52 and 698,132.64 is: 1,047,135.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,529.76 : 1,136,225.52 = 698,132.64 : x
  2. Step 2: Convert to fraction form
    757,529.76/1,136,225.52 = 698,132.64/x
  3. Step 3: Cross multiply
    757,529.76x = 1,136,225.52 × 698,132.64
  4. Step 4: Simplify right side
    757,529.76x = 793,236,121,912.97
  5. Step 5: Solve for x
    x = 793,236,121,912.97/757,529.76
  6. Step 6: Final answer
    x = 1,047,135.26

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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.