Home / 830,782.41-1,246,062.84-231,693.39

Finding the Fourth Proportional to 830,782.41, 1,246,062.84 and 231,693.39

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Solution

The fourth proportional to 830,782.41, 1,246,062.84 and 231,693.39 is: 347,509.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,782.41 : 1,246,062.84 = 231,693.39 : x
  2. Step 2: Convert to fraction form
    830,782.41/1,246,062.84 = 231,693.39/x
  3. Step 3: Cross multiply
    830,782.41x = 1,246,062.84 × 231,693.39
  4. Step 4: Simplify right side
    830,782.41x = 288,704,523,552.63
  5. Step 5: Solve for x
    x = 288,704,523,552.63/830,782.41
  6. Step 6: Final answer
    x = 347,509.19

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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.