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Finding the Fourth Proportional to 370,224.54, 510,901.02 and 209,074.23

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Solution

The fourth proportional to 370,224.54, 510,901.02 and 209,074.23 is: 288,517.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,224.54 : 510,901.02 = 209,074.23 : x
  2. Step 2: Convert to fraction form
    370,224.54/510,901.02 = 209,074.23/x
  3. Step 3: Cross multiply
    370,224.54x = 510,901.02 × 209,074.23
  4. Step 4: Simplify right side
    370,224.54x = 106,816,237,362.72
  5. Step 5: Solve for x
    x = 106,816,237,362.72/370,224.54
  6. Step 6: Final answer
    x = 288,517.44

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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.