Home / 566,708.21-782,090.09-324,988.85

Finding the Fourth Proportional to 566,708.21, 782,090.09 and 324,988.85

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Solution

The fourth proportional to 566,708.21, 782,090.09 and 324,988.85 is: 448,503.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,708.21 : 782,090.09 = 324,988.85 : x
  2. Step 2: Convert to fraction form
    566,708.21/782,090.09 = 324,988.85/x
  3. Step 3: Cross multiply
    566,708.21x = 782,090.09 × 324,988.85
  4. Step 4: Simplify right side
    566,708.21x = 254,170,557,320.55
  5. Step 5: Solve for x
    x = 254,170,557,320.55/566,708.21
  6. Step 6: Final answer
    x = 448,503.40

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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.