Home / 806,826.55-1,210,371.18-238,265.16

Finding the Fourth Proportional to 806,826.55, 1,210,371.18 and 238,265.16

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Solution

The fourth proportional to 806,826.55, 1,210,371.18 and 238,265.16 is: 357,436.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,826.55 : 1,210,371.18 = 238,265.16 : x
  2. Step 2: Convert to fraction form
    806,826.55/1,210,371.18 = 238,265.16/x
  3. Step 3: Cross multiply
    806,826.55x = 1,210,371.18 × 238,265.16
  4. Step 4: Simplify right side
    806,826.55x = 288,389,279,032.96
  5. Step 5: Solve for x
    x = 288,389,279,032.96/806,826.55
  6. Step 6: Final answer
    x = 357,436.52

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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.