Home / 366,913.15-550,369.73-340,341.10

Finding the Fourth Proportional to 366,913.15, 550,369.73 and 340,341.10

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Solution

The fourth proportional to 366,913.15, 550,369.73 and 340,341.10 is: 510,511.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,913.15 : 550,369.73 = 340,341.10 : x
  2. Step 2: Convert to fraction form
    366,913.15/550,369.73 = 340,341.10/x
  3. Step 3: Cross multiply
    366,913.15x = 550,369.73 × 340,341.10
  4. Step 4: Simplify right side
    366,913.15x = 187,313,439,314.90
  5. Step 5: Solve for x
    x = 187,313,439,314.90/366,913.15
  6. Step 6: Final answer
    x = 510,511.65

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Similar ratio
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1.5x scale

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.