Home / 931,039.47-1,397,171.57-510,610.59

Finding the Fourth Proportional to 931,039.47, 1,397,171.57 and 510,610.59

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Solution

The fourth proportional to 931,039.47, 1,397,171.57 and 510,610.59 is: 766,251.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,039.47 : 1,397,171.57 = 510,610.59 : x
  2. Step 2: Convert to fraction form
    931,039.47/1,397,171.57 = 510,610.59/x
  3. Step 3: Cross multiply
    931,039.47x = 1,397,171.57 × 510,610.59
  4. Step 4: Simplify right side
    931,039.47x = 713,410,597,135.87
  5. Step 5: Solve for x
    x = 713,410,597,135.87/931,039.47
  6. Step 6: Final answer
    x = 766,251.72

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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.