Home / 806,941.28-1,210,571.22-238,332.08

Finding the Fourth Proportional to 806,941.28, 1,210,571.22 and 238,332.08

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Solution

The fourth proportional to 806,941.28, 1,210,571.22 and 238,332.08 is: 357,545.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,941.28 : 1,210,571.22 = 238,332.08 : x
  2. Step 2: Convert to fraction form
    806,941.28/1,210,571.22 = 238,332.08/x
  3. Step 3: Cross multiply
    806,941.28x = 1,210,571.22 × 238,332.08
  4. Step 4: Simplify right side
    806,941.28x = 288,517,956,850.74
  5. Step 5: Solve for x
    x = 288,517,956,850.74/806,941.28
  6. Step 6: Final answer
    x = 357,545.17

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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.