Home / 271,284.40-374,376.96-150,430.78

Finding the Fourth Proportional to 271,284.40, 374,376.96 and 150,430.78

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Solution

The fourth proportional to 271,284.40, 374,376.96 and 150,430.78 is: 207,596.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,284.40 : 374,376.96 = 150,430.78 : x
  2. Step 2: Convert to fraction form
    271,284.40/374,376.96 = 150,430.78/x
  3. Step 3: Cross multiply
    271,284.40x = 374,376.96 × 150,430.78
  4. Step 4: Simplify right side
    271,284.40x = 56,317,818,106.83
  5. Step 5: Solve for x
    x = 56,317,818,106.83/271,284.40
  6. Step 6: Final answer
    x = 207,596.97

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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.