Home / 293,404.35-404,317.40-208,283.07

Finding the Fourth Proportional to 293,404.35, 404,317.40 and 208,283.07

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Solution

The fourth proportional to 293,404.35, 404,317.40 and 208,283.07 is: 287,018.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,404.35 : 404,317.40 = 208,283.07 : x
  2. Step 2: Convert to fraction form
    293,404.35/404,317.40 = 208,283.07/x
  3. Step 3: Cross multiply
    293,404.35x = 404,317.40 × 208,283.07
  4. Step 4: Simplify right side
    293,404.35x = 84,212,468,285.00
  5. Step 5: Solve for x
    x = 84,212,468,285.00/293,404.35
  6. Step 6: Final answer
    x = 287,018.47

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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.