Home / 1,555,201.50-2,332,935.90-433,270.50

Finding the Fourth Proportional to 1,555,201.50, 2,332,935.90 and 433,270.50

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Solution

The fourth proportional to 1,555,201.50, 2,332,935.90 and 433,270.50 is: 649,942.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,201.50 : 2,332,935.90 = 433,270.50 : x
  2. Step 2: Convert to fraction form
    1,555,201.50/2,332,935.90 = 433,270.50/x
  3. Step 3: Cross multiply
    1,555,201.50x = 2,332,935.90 × 433,270.50
  4. Step 4: Simplify right side
    1,555,201.50x = 1,010,792,303,860.95
  5. Step 5: Solve for x
    x = 1,010,792,303,860.95/1,555,201.50
  6. Step 6: Final answer
    x = 649,942.98

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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.