Home / 952,148.80-1,313,989.50-522,428.82

Finding the Fourth Proportional to 952,148.80, 1,313,989.50 and 522,428.82

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Solution

The fourth proportional to 952,148.80, 1,313,989.50 and 522,428.82 is: 720,965.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,148.80 : 1,313,989.50 = 522,428.82 : x
  2. Step 2: Convert to fraction form
    952,148.80/1,313,989.50 = 522,428.82/x
  3. Step 3: Cross multiply
    952,148.80x = 1,313,989.50 × 522,428.82
  4. Step 4: Simplify right side
    952,148.80x = 686,465,983,977.39
  5. Step 5: Solve for x
    x = 686,465,983,977.39/952,148.80
  6. Step 6: Final answer
    x = 720,965.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.