Home / 648,657.20-895,202.28-362,232.64

Finding the Fourth Proportional to 648,657.20, 895,202.28 and 362,232.64

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Solution

The fourth proportional to 648,657.20, 895,202.28 and 362,232.64 is: 499,911.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,657.20 : 895,202.28 = 362,232.64 : x
  2. Step 2: Convert to fraction form
    648,657.20/895,202.28 = 362,232.64/x
  3. Step 3: Cross multiply
    648,657.20x = 895,202.28 × 362,232.64
  4. Step 4: Simplify right side
    648,657.20x = 324,271,485,218.42
  5. Step 5: Solve for x
    x = 324,271,485,218.42/648,657.20
  6. Step 6: Final answer
    x = 499,911.95

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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.