Home / 715,054.92-1,072,062.34-335,780.22

Finding the Fourth Proportional to 715,054.92, 1,072,062.34 and 335,780.22

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Solution

The fourth proportional to 715,054.92, 1,072,062.34 and 335,780.22 is: 503,426.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,054.92 : 1,072,062.34 = 335,780.22 : x
  2. Step 2: Convert to fraction form
    715,054.92/1,072,062.34 = 335,780.22/x
  3. Step 3: Cross multiply
    715,054.92x = 1,072,062.34 × 335,780.22
  4. Step 4: Simplify right side
    715,054.92x = 359,977,328,378.92
  5. Step 5: Solve for x
    x = 359,977,328,378.92/715,054.92
  6. Step 6: Final answer
    x = 503,426.13

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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.