Home / 829,531.80-1,243,273.70-563,291.80

Finding the Fourth Proportional to 829,531.80, 1,243,273.70 and 563,291.80

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Solution

The fourth proportional to 829,531.80, 1,243,273.70 and 563,291.80 is: 844,242.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,531.80 : 1,243,273.70 = 563,291.80 : x
  2. Step 2: Convert to fraction form
    829,531.80/1,243,273.70 = 563,291.80/x
  3. Step 3: Cross multiply
    829,531.80x = 1,243,273.70 × 563,291.80
  4. Step 4: Simplify right side
    829,531.80x = 700,325,880,365.66
  5. Step 5: Solve for x
    x = 700,325,880,365.66/829,531.80
  6. Step 6: Final answer
    x = 844,242.35

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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.