Home / 1,027,712.50-1,541,715.77-317,795.29

Finding the Fourth Proportional to 1,027,712.50, 1,541,715.77 and 317,795.29

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Solution

The fourth proportional to 1,027,712.50, 1,541,715.77 and 317,795.29 is: 476,738.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,712.50 : 1,541,715.77 = 317,795.29 : x
  2. Step 2: Convert to fraction form
    1,027,712.50/1,541,715.77 = 317,795.29/x
  3. Step 3: Cross multiply
    1,027,712.50x = 1,541,715.77 × 317,795.29
  4. Step 4: Simplify right side
    1,027,712.50x = 489,950,010,224.72
  5. Step 5: Solve for x
    x = 489,950,010,224.72/1,027,712.50
  6. Step 6: Final answer
    x = 476,738.40

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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.