Home / 830,893.08-1,245,841.41-381,050.52

Finding the Fourth Proportional to 830,893.08, 1,245,841.41 and 381,050.52

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Solution

The fourth proportional to 830,893.08, 1,245,841.41 and 381,050.52 is: 571,347.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,893.08 : 1,245,841.41 = 381,050.52 : x
  2. Step 2: Convert to fraction form
    830,893.08/1,245,841.41 = 381,050.52/x
  3. Step 3: Cross multiply
    830,893.08x = 1,245,841.41 × 381,050.52
  4. Step 4: Simplify right side
    830,893.08x = 474,728,517,118.03
  5. Step 5: Solve for x
    x = 474,728,517,118.03/830,893.08
  6. Step 6: Final answer
    x = 571,347.30

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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.