Home / 842,977.26-1,162,955.81-552,658.55

Finding the Fourth Proportional to 842,977.26, 1,162,955.81 and 552,658.55

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Solution

The fourth proportional to 842,977.26, 1,162,955.81 and 552,658.55 is: 762,437.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,977.26 : 1,162,955.81 = 552,658.55 : x
  2. Step 2: Convert to fraction form
    842,977.26/1,162,955.81 = 552,658.55/x
  3. Step 3: Cross multiply
    842,977.26x = 1,162,955.81 × 552,658.55
  4. Step 4: Simplify right side
    842,977.26x = 642,717,467,235.54
  5. Step 5: Solve for x
    x = 642,717,467,235.54/842,977.26
  6. Step 6: Final answer
    x = 762,437.49

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1.5x scale

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.