Home / 628,924.26-942,594.94-340,724.77

Finding the Fourth Proportional to 628,924.26, 942,594.94 and 340,724.77

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Solution

The fourth proportional to 628,924.26, 942,594.94 and 340,724.77 is: 510,658.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,924.26 : 942,594.94 = 340,724.77 : x
  2. Step 2: Convert to fraction form
    628,924.26/942,594.94 = 340,724.77/x
  3. Step 3: Cross multiply
    628,924.26x = 942,594.94 × 340,724.77
  4. Step 4: Simplify right side
    628,924.26x = 321,165,444,134.66
  5. Step 5: Solve for x
    x = 321,165,444,134.66/628,924.26
  6. Step 6: Final answer
    x = 510,658.38

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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.