Home / 986,508.32-1,475,486.89-580,733.25

Finding the Fourth Proportional to 986,508.32, 1,475,486.89 and 580,733.25

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Solution

The fourth proportional to 986,508.32, 1,475,486.89 and 580,733.25 is: 868,582.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,508.32 : 1,475,486.89 = 580,733.25 : x
  2. Step 2: Convert to fraction form
    986,508.32/1,475,486.89 = 580,733.25/x
  3. Step 3: Cross multiply
    986,508.32x = 1,475,486.89 × 580,733.25
  4. Step 4: Simplify right side
    986,508.32x = 856,864,289,977.18
  5. Step 5: Solve for x
    x = 856,864,289,977.18/986,508.32
  6. Step 6: Final answer
    x = 868,582.94

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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.