Home / 476,683.92-657,869.49-272,694.33

Finding the Fourth Proportional to 476,683.92, 657,869.49 and 272,694.33

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Solution

The fourth proportional to 476,683.92, 657,869.49 and 272,694.33 is: 376,344.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,683.92 : 657,869.49 = 272,694.33 : x
  2. Step 2: Convert to fraction form
    476,683.92/657,869.49 = 272,694.33/x
  3. Step 3: Cross multiply
    476,683.92x = 657,869.49 × 272,694.33
  4. Step 4: Simplify right side
    476,683.92x = 179,397,279,802.99
  5. Step 5: Solve for x
    x = 179,397,279,802.99/476,683.92
  6. Step 6: Final answer
    x = 376,344.31

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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.