Home / 369,275.10-553,912.65-366,942.30

Finding the Fourth Proportional to 369,275.10, 553,912.65 and 366,942.30

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Solution

The fourth proportional to 369,275.10, 553,912.65 and 366,942.30 is: 550,413.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,275.10 : 553,912.65 = 366,942.30 : x
  2. Step 2: Convert to fraction form
    369,275.10/553,912.65 = 366,942.30/x
  3. Step 3: Cross multiply
    369,275.10x = 553,912.65 × 366,942.30
  4. Step 4: Simplify right side
    369,275.10x = 203,253,981,790.10
  5. Step 5: Solve for x
    x = 203,253,981,790.10/369,275.10
  6. Step 6: Final answer
    x = 550,413.45

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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.