Home / 439,917.17-607,135.06-248,942.86

Finding the Fourth Proportional to 439,917.17, 607,135.06 and 248,942.86

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Solution

The fourth proportional to 439,917.17, 607,135.06 and 248,942.86 is: 343,569.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,917.17 : 607,135.06 = 248,942.86 : x
  2. Step 2: Convert to fraction form
    439,917.17/607,135.06 = 248,942.86/x
  3. Step 3: Cross multiply
    439,917.17x = 607,135.06 × 248,942.86
  4. Step 4: Simplify right side
    439,917.17x = 151,141,935,207.00
  5. Step 5: Solve for x
    x = 151,141,935,207.00/439,917.17
  6. Step 6: Final answer
    x = 343,569.08

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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.