Home / 682,458.32-1,023,687.48-349,822.16

Finding the Fourth Proportional to 682,458.32, 1,023,687.48 and 349,822.16

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Solution

The fourth proportional to 682,458.32, 1,023,687.48 and 349,822.16 is: 524,733.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,458.32 : 1,023,687.48 = 349,822.16 : x
  2. Step 2: Convert to fraction form
    682,458.32/1,023,687.48 = 349,822.16/x
  3. Step 3: Cross multiply
    682,458.32x = 1,023,687.48 × 349,822.16
  4. Step 4: Simplify right side
    682,458.32x = 358,108,565,418.56
  5. Step 5: Solve for x
    x = 358,108,565,418.56/682,458.32
  6. Step 6: Final answer
    x = 524,733.24

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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.