Home / 708,093.73-1,062,139.62-328,807.06

Finding the Fourth Proportional to 708,093.73, 1,062,139.62 and 328,807.06

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Solution

The fourth proportional to 708,093.73, 1,062,139.62 and 328,807.06 is: 493,210.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,093.73 : 1,062,139.62 = 328,807.06 : x
  2. Step 2: Convert to fraction form
    708,093.73/1,062,139.62 = 328,807.06/x
  3. Step 3: Cross multiply
    708,093.73x = 1,062,139.62 × 328,807.06
  4. Step 4: Simplify right side
    708,093.73x = 349,239,005,761.72
  5. Step 5: Solve for x
    x = 349,239,005,761.72/708,093.73
  6. Step 6: Final answer
    x = 493,210.14

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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.