Home / 724,823.60-1,086,544.20-564,810.80

Finding the Fourth Proportional to 724,823.60, 1,086,544.20 and 564,810.80

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Solution

The fourth proportional to 724,823.60, 1,086,544.20 and 564,810.80 is: 846,677.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,823.60 : 1,086,544.20 = 564,810.80 : x
  2. Step 2: Convert to fraction form
    724,823.60/1,086,544.20 = 564,810.80/x
  3. Step 3: Cross multiply
    724,823.60x = 1,086,544.20 × 564,810.80
  4. Step 4: Simplify right side
    724,823.60x = 613,691,898,837.36
  5. Step 5: Solve for x
    x = 613,691,898,837.36/724,823.60
  6. Step 6: Final answer
    x = 846,677.59

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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.