Home / 806,719.50-1,210,079.34-245,754

Finding the Fourth Proportional to 806,719.50, 1,210,079.34 and 245,754

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Solution

The fourth proportional to 806,719.50, 1,210,079.34 and 245,754 is: 368,631.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,719.50 : 1,210,079.34 = 245,754 : x
  2. Step 2: Convert to fraction form
    806,719.50/1,210,079.34 = 245,754/x
  3. Step 3: Cross multiply
    806,719.50x = 1,210,079.34 × 245,754
  4. Step 4: Simplify right side
    806,719.50x = 297,381,838,122.36
  5. Step 5: Solve for x
    x = 297,381,838,122.36/806,719.50
  6. Step 6: Final answer
    x = 368,631.03

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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.