Home / 949,741.46-1,310,643.06-520,021.52

Finding the Fourth Proportional to 949,741.46, 1,310,643.06 and 520,021.52

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Solution

The fourth proportional to 949,741.46, 1,310,643.06 and 520,021.52 is: 717,629.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,741.46 : 1,310,643.06 = 520,021.52 : x
  2. Step 2: Convert to fraction form
    949,741.46/1,310,643.06 = 520,021.52/x
  3. Step 3: Cross multiply
    949,741.46x = 1,310,643.06 × 520,021.52
  4. Step 4: Simplify right side
    949,741.46x = 681,562,596,238.65
  5. Step 5: Solve for x
    x = 681,562,596,238.65/949,741.46
  6. Step 6: Final answer
    x = 717,629.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.