Home / 873,885.36-1,310,898.78-242,799.24

Finding the Fourth Proportional to 873,885.36, 1,310,898.78 and 242,799.24

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Solution

The fourth proportional to 873,885.36, 1,310,898.78 and 242,799.24 is: 364,218.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,885.36 : 1,310,898.78 = 242,799.24 : x
  2. Step 2: Convert to fraction form
    873,885.36/1,310,898.78 = 242,799.24/x
  3. Step 3: Cross multiply
    873,885.36x = 1,310,898.78 × 242,799.24
  4. Step 4: Simplify right side
    873,885.36x = 318,285,227,500.93
  5. Step 5: Solve for x
    x = 318,285,227,500.93/873,885.36
  6. Step 6: Final answer
    x = 364,218.51

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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.