Home / 806,934.92-1,210,435.79-238,316.13

Finding the Fourth Proportional to 806,934.92, 1,210,435.79 and 238,316.13

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Solution

The fourth proportional to 806,934.92, 1,210,435.79 and 238,316.13 is: 357,484.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,934.92 : 1,210,435.79 = 238,316.13 : x
  2. Step 2: Convert to fraction form
    806,934.92/1,210,435.79 = 238,316.13/x
  3. Step 3: Cross multiply
    806,934.92x = 1,210,435.79 × 238,316.13
  4. Step 4: Simplify right side
    806,934.92x = 288,466,371,894.71
  5. Step 5: Solve for x
    x = 288,466,371,894.71/806,934.92
  6. Step 6: Final answer
    x = 357,484.06

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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.