Home / 830,651.17-1,245,914.52-262,050.97

Finding the Fourth Proportional to 830,651.17, 1,245,914.52 and 262,050.97

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Solution

The fourth proportional to 830,651.17, 1,245,914.52 and 262,050.97 is: 393,056.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,651.17 : 1,245,914.52 = 262,050.97 : x
  2. Step 2: Convert to fraction form
    830,651.17/1,245,914.52 = 262,050.97/x
  3. Step 3: Cross multiply
    830,651.17x = 1,245,914.52 × 262,050.97
  4. Step 4: Simplify right side
    830,651.17x = 326,493,108,503.08
  5. Step 5: Solve for x
    x = 326,493,108,503.08/830,651.17
  6. Step 6: Final answer
    x = 393,056.82

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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.