Home / 736,985.12-1,105,491.33-231,536.61

Finding the Fourth Proportional to 736,985.12, 1,105,491.33 and 231,536.61

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Solution

The fourth proportional to 736,985.12, 1,105,491.33 and 231,536.61 is: 347,309.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,985.12 : 1,105,491.33 = 231,536.61 : x
  2. Step 2: Convert to fraction form
    736,985.12/1,105,491.33 = 231,536.61/x
  3. Step 3: Cross multiply
    736,985.12x = 1,105,491.33 × 231,536.61
  4. Step 4: Simplify right side
    736,985.12x = 255,961,714,932.59
  5. Step 5: Solve for x
    x = 255,961,714,932.59/736,985.12
  6. Step 6: Final answer
    x = 347,309.21

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1.5x scale

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.