Home / 537,933.16-806,642.22-313,357.48

Finding the Fourth Proportional to 537,933.16, 806,642.22 and 313,357.48

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Solution

The fourth proportional to 537,933.16, 806,642.22 and 313,357.48 is: 469,886.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,933.16 : 806,642.22 = 313,357.48 : x
  2. Step 2: Convert to fraction form
    537,933.16/806,642.22 = 313,357.48/x
  3. Step 3: Cross multiply
    537,933.16x = 806,642.22 × 313,357.48
  4. Step 4: Simplify right side
    537,933.16x = 252,767,373,320.81
  5. Step 5: Solve for x
    x = 252,767,373,320.81/537,933.16
  6. Step 6: Final answer
    x = 469,886.21

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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.