Home / 806,499.32-1,209,923.94-245,519.24

Finding the Fourth Proportional to 806,499.32, 1,209,923.94 and 245,519.24

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Solution

The fourth proportional to 806,499.32, 1,209,923.94 and 245,519.24 is: 368,332.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,499.32 : 1,209,923.94 = 245,519.24 : x
  2. Step 2: Convert to fraction form
    806,499.32/1,209,923.94 = 245,519.24/x
  3. Step 3: Cross multiply
    806,499.32x = 1,209,923.94 × 245,519.24
  4. Step 4: Simplify right side
    806,499.32x = 297,059,606,206.61
  5. Step 5: Solve for x
    x = 297,059,606,206.61/806,499.32
  6. Step 6: Final answer
    x = 368,332.12

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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.