Home / 672,629.29-1,007,999.75-368,240.92

Finding the Fourth Proportional to 672,629.29, 1,007,999.75 and 368,240.92

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Solution

The fourth proportional to 672,629.29, 1,007,999.75 and 368,240.92 is: 551,844.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,629.29 : 1,007,999.75 = 368,240.92 : x
  2. Step 2: Convert to fraction form
    672,629.29/1,007,999.75 = 368,240.92/x
  3. Step 3: Cross multiply
    672,629.29x = 1,007,999.75 × 368,240.92
  4. Step 4: Simplify right side
    672,629.29x = 371,186,753,700.37
  5. Step 5: Solve for x
    x = 371,186,753,700.37/672,629.29
  6. Step 6: Final answer
    x = 551,844.47

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1.5x scale

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.