Home / 366,928.10-550,392.15-156,587.30

Finding the Fourth Proportional to 366,928.10, 550,392.15 and 156,587.30

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Solution

The fourth proportional to 366,928.10, 550,392.15 and 156,587.30 is: 234,880.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,928.10 : 550,392.15 = 156,587.30 : x
  2. Step 2: Convert to fraction form
    366,928.10/550,392.15 = 156,587.30/x
  3. Step 3: Cross multiply
    366,928.10x = 550,392.15 × 156,587.30
  4. Step 4: Simplify right side
    366,928.10x = 86,184,420,709.70
  5. Step 5: Solve for x
    x = 86,184,420,709.70/366,928.10
  6. Step 6: Final answer
    x = 234,880.95

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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.