Home / 829,009.52-1,143,951.48-466,425.38

Finding the Fourth Proportional to 829,009.52, 1,143,951.48 and 466,425.38

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Solution

The fourth proportional to 829,009.52, 1,143,951.48 and 466,425.38 is: 643,621.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,009.52 : 1,143,951.48 = 466,425.38 : x
  2. Step 2: Convert to fraction form
    829,009.52/1,143,951.48 = 466,425.38/x
  3. Step 3: Cross multiply
    829,009.52x = 1,143,951.48 × 466,425.38
  4. Step 4: Simplify right side
    829,009.52x = 533,568,003,760.56
  5. Step 5: Solve for x
    x = 533,568,003,760.56/829,009.52
  6. Step 6: Final answer
    x = 643,621.08

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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.