Home / 695,045.18-1,042,653.65-245,673.38

Finding the Fourth Proportional to 695,045.18, 1,042,653.65 and 245,673.38

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Solution

The fourth proportional to 695,045.18, 1,042,653.65 and 245,673.38 is: 368,540.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,045.18 : 1,042,653.65 = 245,673.38 : x
  2. Step 2: Convert to fraction form
    695,045.18/1,042,653.65 = 245,673.38/x
  3. Step 3: Cross multiply
    695,045.18x = 1,042,653.65 × 245,673.38
  4. Step 4: Simplify right side
    695,045.18x = 256,152,247,743.10
  5. Step 5: Solve for x
    x = 256,152,247,743.10/695,045.18
  6. Step 6: Final answer
    x = 368,540.43

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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.