Home / 806,214.39-1,209,496.53-245,234.31

Finding the Fourth Proportional to 806,214.39, 1,209,496.53 and 245,234.31

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Solution

The fourth proportional to 806,214.39, 1,209,496.53 and 245,234.31 is: 367,904.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,214.39 : 1,209,496.53 = 245,234.31 : x
  2. Step 2: Convert to fraction form
    806,214.39/1,209,496.53 = 245,234.31/x
  3. Step 3: Cross multiply
    806,214.39x = 1,209,496.53 × 245,234.31
  4. Step 4: Simplify right side
    806,214.39x = 296,610,046,981.94
  5. Step 5: Solve for x
    x = 296,610,046,981.94/806,214.39
  6. Step 6: Final answer
    x = 367,904.68

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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.