Home / 245,314.28-368,438.30-152,468.84

Finding the Fourth Proportional to 245,314.28, 368,438.30 and 152,468.84

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Solution

The fourth proportional to 245,314.28, 368,438.30 and 152,468.84 is: 228,993.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,314.28 : 368,438.30 = 152,468.84 : x
  2. Step 2: Convert to fraction form
    245,314.28/368,438.30 = 152,468.84/x
  3. Step 3: Cross multiply
    245,314.28x = 368,438.30 × 152,468.84
  4. Step 4: Simplify right side
    245,314.28x = 56,175,360,212.57
  5. Step 5: Solve for x
    x = 56,175,360,212.57/245,314.28
  6. Step 6: Final answer
    x = 228,993.44

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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.