Home / 965,767.20-1,448,650.80-716,935.20

Finding the Fourth Proportional to 965,767.20, 1,448,650.80 and 716,935.20

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Solution

The fourth proportional to 965,767.20, 1,448,650.80 and 716,935.20 is: 1,075,402.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,767.20 : 1,448,650.80 = 716,935.20 : x
  2. Step 2: Convert to fraction form
    965,767.20/1,448,650.80 = 716,935.20/x
  3. Step 3: Cross multiply
    965,767.20x = 1,448,650.80 × 716,935.20
  4. Step 4: Simplify right side
    965,767.20x = 1,038,588,751,028.16
  5. Step 5: Solve for x
    x = 1,038,588,751,028.16/965,767.20
  6. Step 6: Final answer
    x = 1,075,402.80

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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.