Home / 897,363.36-1,345,753.80-298,163.61

Finding the Fourth Proportional to 897,363.36, 1,345,753.80 and 298,163.61

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Solution

The fourth proportional to 897,363.36, 1,345,753.80 and 298,163.61 is: 447,148.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,363.36 : 1,345,753.80 = 298,163.61 : x
  2. Step 2: Convert to fraction form
    897,363.36/1,345,753.80 = 298,163.61/x
  3. Step 3: Cross multiply
    897,363.36x = 1,345,753.80 × 298,163.61
  4. Step 4: Simplify right side
    897,363.36x = 401,254,811,179.22
  5. Step 5: Solve for x
    x = 401,254,811,179.22/897,363.36
  6. Step 6: Final answer
    x = 447,148.65

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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.