Home / 712,879.02-983,772.90-426,466.44

Finding the Fourth Proportional to 712,879.02, 983,772.90 and 426,466.44

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Solution

The fourth proportional to 712,879.02, 983,772.90 and 426,466.44 is: 588,523.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,879.02 : 983,772.90 = 426,466.44 : x
  2. Step 2: Convert to fraction form
    712,879.02/983,772.90 = 426,466.44/x
  3. Step 3: Cross multiply
    712,879.02x = 983,772.90 × 426,466.44
  4. Step 4: Simplify right side
    712,879.02x = 419,546,126,431.48
  5. Step 5: Solve for x
    x = 419,546,126,431.48/712,879.02
  6. Step 6: Final answer
    x = 588,523.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.