Home / 806,346.54-1,209,694.77-245,366.46

Finding the Fourth Proportional to 806,346.54, 1,209,694.77 and 245,366.46

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Solution

The fourth proportional to 806,346.54, 1,209,694.77 and 245,366.46 is: 368,102.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,346.54 : 1,209,694.77 = 245,366.46 : x
  2. Step 2: Convert to fraction form
    806,346.54/1,209,694.77 = 245,366.46/x
  3. Step 3: Cross multiply
    806,346.54x = 1,209,694.77 × 245,366.46
  4. Step 4: Simplify right side
    806,346.54x = 296,818,523,395.41
  5. Step 5: Solve for x
    x = 296,818,523,395.41/806,346.54
  6. Step 6: Final answer
    x = 368,102.93

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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.