Home / 729,102.40-1,093,653.60-662,617.60

Finding the Fourth Proportional to 729,102.40, 1,093,653.60 and 662,617.60

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Solution

The fourth proportional to 729,102.40, 1,093,653.60 and 662,617.60 is: 993,926.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,102.40 : 1,093,653.60 = 662,617.60 : x
  2. Step 2: Convert to fraction form
    729,102.40/1,093,653.60 = 662,617.60/x
  3. Step 3: Cross multiply
    729,102.40x = 1,093,653.60 × 662,617.60
  4. Step 4: Simplify right side
    729,102.40x = 724,674,123,663.36
  5. Step 5: Solve for x
    x = 724,674,123,663.36/729,102.40
  6. Step 6: Final answer
    x = 993,926.40

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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.