Home / 807,737.40-1,211,606.10-729,005.40

Finding the Fourth Proportional to 807,737.40, 1,211,606.10 and 729,005.40

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Solution

The fourth proportional to 807,737.40, 1,211,606.10 and 729,005.40 is: 1,093,508.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,737.40 : 1,211,606.10 = 729,005.40 : x
  2. Step 2: Convert to fraction form
    807,737.40/1,211,606.10 = 729,005.40/x
  3. Step 3: Cross multiply
    807,737.40x = 1,211,606.10 × 729,005.40
  4. Step 4: Simplify right side
    807,737.40x = 883,267,389,572.94
  5. Step 5: Solve for x
    x = 883,267,389,572.94/807,737.40
  6. Step 6: Final answer
    x = 1,093,508.10

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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.