Home / 823,678.66-1,235,391.02-224,688.52

Finding the Fourth Proportional to 823,678.66, 1,235,391.02 and 224,688.52

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Solution

The fourth proportional to 823,678.66, 1,235,391.02 and 224,688.52 is: 336,998.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,678.66 : 1,235,391.02 = 224,688.52 : x
  2. Step 2: Convert to fraction form
    823,678.66/1,235,391.02 = 224,688.52/x
  3. Step 3: Cross multiply
    823,678.66x = 1,235,391.02 × 224,688.52
  4. Step 4: Simplify right side
    823,678.66x = 277,578,179,905.09
  5. Step 5: Solve for x
    x = 277,578,179,905.09/823,678.66
  6. Step 6: Final answer
    x = 336,998.14

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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.