Home / 965,631.51-1,448,441.51-525,198.87

Finding the Fourth Proportional to 965,631.51, 1,448,441.51 and 525,198.87

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Solution

The fourth proportional to 965,631.51, 1,448,441.51 and 525,198.87 is: 787,795.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,631.51 : 1,448,441.51 = 525,198.87 : x
  2. Step 2: Convert to fraction form
    965,631.51/1,448,441.51 = 525,198.87/x
  3. Step 3: Cross multiply
    965,631.51x = 1,448,441.51 × 525,198.87
  4. Step 4: Simplify right side
    965,631.51x = 760,719,841,687.10
  5. Step 5: Solve for x
    x = 760,719,841,687.10/965,631.51
  6. Step 6: Final answer
    x = 787,795.17

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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.