Home / 331,448.25-457,398.59-180,545.25

Finding the Fourth Proportional to 331,448.25, 457,398.59 and 180,545.25

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Solution

The fourth proportional to 331,448.25, 457,398.59 and 180,545.25 is: 249,152.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,448.25 : 457,398.59 = 180,545.25 : x
  2. Step 2: Convert to fraction form
    331,448.25/457,398.59 = 180,545.25/x
  3. Step 3: Cross multiply
    331,448.25x = 457,398.59 × 180,545.25
  4. Step 4: Simplify right side
    331,448.25x = 82,581,141,878.47
  5. Step 5: Solve for x
    x = 82,581,141,878.47/331,448.25
  6. Step 6: Final answer
    x = 249,152.45

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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.