Home / 806,912.70-1,209,931.65-333,062.70

Finding the Fourth Proportional to 806,912.70, 1,209,931.65 and 333,062.70

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Solution

The fourth proportional to 806,912.70, 1,209,931.65 and 333,062.70 is: 499,413.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,912.70 : 1,209,931.65 = 333,062.70 : x
  2. Step 2: Convert to fraction form
    806,912.70/1,209,931.65 = 333,062.70/x
  3. Step 3: Cross multiply
    806,912.70x = 1,209,931.65 × 333,062.70
  4. Step 4: Simplify right side
    806,912.70x = 402,983,102,164.46
  5. Step 5: Solve for x
    x = 402,983,102,164.46/806,912.70
  6. Step 6: Final answer
    x = 499,413.51

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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.