Home / 258,284.92-356,416.86-150,885.40

Finding the Fourth Proportional to 258,284.92, 356,416.86 and 150,885.40

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Solution

The fourth proportional to 258,284.92, 356,416.86 and 150,885.40 is: 208,212.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,284.92 : 356,416.86 = 150,885.40 : x
  2. Step 2: Convert to fraction form
    258,284.92/356,416.86 = 150,885.40/x
  3. Step 3: Cross multiply
    258,284.92x = 356,416.86 × 150,885.40
  4. Step 4: Simplify right side
    258,284.92x = 53,778,100,487.84
  5. Step 5: Solve for x
    x = 53,778,100,487.84/258,284.92
  6. Step 6: Final answer
    x = 208,212.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.