Home / 676,846.52-1,015,272.18-171,407.36

Finding the Fourth Proportional to 676,846.52, 1,015,272.18 and 171,407.36

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Solution

The fourth proportional to 676,846.52, 1,015,272.18 and 171,407.36 is: 257,111.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,846.52 : 1,015,272.18 = 171,407.36 : x
  2. Step 2: Convert to fraction form
    676,846.52/1,015,272.18 = 171,407.36/x
  3. Step 3: Cross multiply
    676,846.52x = 1,015,272.18 × 171,407.36
  4. Step 4: Simplify right side
    676,846.52x = 174,025,124,055.25
  5. Step 5: Solve for x
    x = 174,025,124,055.25/676,846.52
  6. Step 6: Final answer
    x = 257,111.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.