Home / 965,687.20-1,448,530.80-716,855.20

Finding the Fourth Proportional to 965,687.20, 1,448,530.80 and 716,855.20

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Solution

The fourth proportional to 965,687.20, 1,448,530.80 and 716,855.20 is: 1,075,282.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,687.20 : 1,448,530.80 = 716,855.20 : x
  2. Step 2: Convert to fraction form
    965,687.20/1,448,530.80 = 716,855.20/x
  3. Step 3: Cross multiply
    965,687.20x = 1,448,530.80 × 716,855.20
  4. Step 4: Simplify right side
    965,687.20x = 1,038,386,836,340.16
  5. Step 5: Solve for x
    x = 1,038,386,836,340.16/965,687.20
  6. Step 6: Final answer
    x = 1,075,282.80

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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.