Home / 854,711.52-1,282,504.67-349,645.74

Finding the Fourth Proportional to 854,711.52, 1,282,504.67 and 349,645.74

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Solution

The fourth proportional to 854,711.52, 1,282,504.67 and 349,645.74 is: 524,647.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,711.52 : 1,282,504.67 = 349,645.74 : x
  2. Step 2: Convert to fraction form
    854,711.52/1,282,504.67 = 349,645.74/x
  3. Step 3: Cross multiply
    854,711.52x = 1,282,504.67 × 349,645.74
  4. Step 4: Simplify right side
    854,711.52x = 448,422,294,395.61
  5. Step 5: Solve for x
    x = 448,422,294,395.61/854,711.52
  6. Step 6: Final answer
    x = 524,647.54

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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.