Home / 324,865.28-484,918.46-286,516.24

Finding the Fourth Proportional to 324,865.28, 484,918.46 and 286,516.24

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Solution

The fourth proportional to 324,865.28, 484,918.46 and 286,516.24 is: 427,675.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,865.28 : 484,918.46 = 286,516.24 : x
  2. Step 2: Convert to fraction form
    324,865.28/484,918.46 = 286,516.24/x
  3. Step 3: Cross multiply
    324,865.28x = 484,918.46 × 286,516.24
  4. Step 4: Simplify right side
    324,865.28x = 138,937,013,907.00
  5. Step 5: Solve for x
    x = 138,937,013,907.00/324,865.28
  6. Step 6: Final answer
    x = 427,675.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.