Home / 873,905.12-1,310,857.08-242,818.64

Finding the Fourth Proportional to 873,905.12, 1,310,857.08 and 242,818.64

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Solution

The fourth proportional to 873,905.12, 1,310,857.08 and 242,818.64 is: 364,227.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,905.12 : 1,310,857.08 = 242,818.64 : x
  2. Step 2: Convert to fraction form
    873,905.12/1,310,857.08 = 242,818.64/x
  3. Step 3: Cross multiply
    873,905.12x = 1,310,857.08 × 242,818.64
  4. Step 4: Simplify right side
    873,905.12x = 318,300,533,399.97
  5. Step 5: Solve for x
    x = 318,300,533,399.97/873,905.12
  6. Step 6: Final answer
    x = 364,227.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.