Home / 832,560.12-1,148,664.74-509,933.88

Finding the Fourth Proportional to 832,560.12, 1,148,664.74 and 509,933.88

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Solution

The fourth proportional to 832,560.12, 1,148,664.74 and 509,933.88 is: 703,544.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,560.12 : 1,148,664.74 = 509,933.88 : x
  2. Step 2: Convert to fraction form
    832,560.12/1,148,664.74 = 509,933.88/x
  3. Step 3: Cross multiply
    832,560.12x = 1,148,664.74 × 509,933.88
  4. Step 4: Simplify right side
    832,560.12x = 585,743,067,687.39
  5. Step 5: Solve for x
    x = 585,743,067,687.39/832,560.12
  6. Step 6: Final answer
    x = 703,544.47

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1.5x scale

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.