Home / 448,619.33-672,928.93-133,073.50

Finding the Fourth Proportional to 448,619.33, 672,928.93 and 133,073.50

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Solution

The fourth proportional to 448,619.33, 672,928.93 and 133,073.50 is: 199,610.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,619.33 : 672,928.93 = 133,073.50 : x
  2. Step 2: Convert to fraction form
    448,619.33/672,928.93 = 133,073.50/x
  3. Step 3: Cross multiply
    448,619.33x = 672,928.93 × 133,073.50
  4. Step 4: Simplify right side
    448,619.33x = 89,549,007,966.36
  5. Step 5: Solve for x
    x = 89,549,007,966.36/448,619.33
  6. Step 6: Final answer
    x = 199,610.23

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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.