Home / 442,427.29-610,601.49-251,469.38

Finding the Fourth Proportional to 442,427.29, 610,601.49 and 251,469.38

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Solution

The fourth proportional to 442,427.29, 610,601.49 and 251,469.38 is: 347,057.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,427.29 : 610,601.49 = 251,469.38 : x
  2. Step 2: Convert to fraction form
    442,427.29/610,601.49 = 251,469.38/x
  3. Step 3: Cross multiply
    442,427.29x = 610,601.49 × 251,469.38
  4. Step 4: Simplify right side
    442,427.29x = 153,547,579,643.88
  5. Step 5: Solve for x
    x = 153,547,579,643.88/442,427.29
  6. Step 6: Final answer
    x = 347,057.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.