Home / 727,772.40-1,091,804.40-610,257.60

Finding the Fourth Proportional to 727,772.40, 1,091,804.40 and 610,257.60

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Solution

The fourth proportional to 727,772.40, 1,091,804.40 and 610,257.60 is: 915,508.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,772.40 : 1,091,804.40 = 610,257.60 : x
  2. Step 2: Convert to fraction form
    727,772.40/1,091,804.40 = 610,257.60/x
  3. Step 3: Cross multiply
    727,772.40x = 1,091,804.40 × 610,257.60
  4. Step 4: Simplify right side
    727,772.40x = 666,281,932,813.44
  5. Step 5: Solve for x
    x = 666,281,932,813.44/727,772.40
  6. Step 6: Final answer
    x = 915,508.66

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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.