Home / 854,718.27-1,282,514.81-349,652.49

Finding the Fourth Proportional to 854,718.27, 1,282,514.81 and 349,652.49

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Solution

The fourth proportional to 854,718.27, 1,282,514.81 and 349,652.49 is: 524,657.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,718.27 : 1,282,514.81 = 349,652.49 : x
  2. Step 2: Convert to fraction form
    854,718.27/1,282,514.81 = 349,652.49/x
  3. Step 3: Cross multiply
    854,718.27x = 1,282,514.81 × 349,652.49
  4. Step 4: Simplify right side
    854,718.27x = 448,434,496,778.38
  5. Step 5: Solve for x
    x = 448,434,496,778.38/854,718.27
  6. Step 6: Final answer
    x = 524,657.67

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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.