Home / 716,943.60-1,075,998.60-693,615.60

Finding the Fourth Proportional to 716,943.60, 1,075,998.60 and 693,615.60

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Solution

The fourth proportional to 716,943.60, 1,075,998.60 and 693,615.60 is: 1,040,987.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,943.60 : 1,075,998.60 = 693,615.60 : x
  2. Step 2: Convert to fraction form
    716,943.60/1,075,998.60 = 693,615.60/x
  3. Step 3: Cross multiply
    716,943.60x = 1,075,998.60 × 693,615.60
  4. Step 4: Simplify right side
    716,943.60x = 746,329,414,538.16
  5. Step 5: Solve for x
    x = 746,329,414,538.16/716,943.60
  6. Step 6: Final answer
    x = 1,040,987.62

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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.