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Finding the Fourth Proportional to 367,313.70, 550,970.55 and 248,340.90

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Solution

The fourth proportional to 367,313.70, 550,970.55 and 248,340.90 is: 372,511.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,313.70 : 550,970.55 = 248,340.90 : x
  2. Step 2: Convert to fraction form
    367,313.70/550,970.55 = 248,340.90/x
  3. Step 3: Cross multiply
    367,313.70x = 550,970.55 × 248,340.90
  4. Step 4: Simplify right side
    367,313.70x = 136,828,522,260.50
  5. Step 5: Solve for x
    x = 136,828,522,260.50/367,313.70
  6. Step 6: Final answer
    x = 372,511.35

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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.