Home / 869,249.88-1,303,675.56-238,212.90

Finding the Fourth Proportional to 869,249.88, 1,303,675.56 and 238,212.90

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Solution

The fourth proportional to 869,249.88, 1,303,675.56 and 238,212.90 is: 357,264.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,249.88 : 1,303,675.56 = 238,212.90 : x
  2. Step 2: Convert to fraction form
    869,249.88/1,303,675.56 = 238,212.90/x
  3. Step 3: Cross multiply
    869,249.88x = 1,303,675.56 × 238,212.90
  4. Step 4: Simplify right side
    869,249.88x = 310,552,335,806.72
  5. Step 5: Solve for x
    x = 310,552,335,806.72/869,249.88
  6. Step 6: Final answer
    x = 357,264.74

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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.