Home / 847,208.70-1,270,813.05-729,110.70

Finding the Fourth Proportional to 847,208.70, 1,270,813.05 and 729,110.70

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Solution

The fourth proportional to 847,208.70, 1,270,813.05 and 729,110.70 is: 1,093,666.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,208.70 : 1,270,813.05 = 729,110.70 : x
  2. Step 2: Convert to fraction form
    847,208.70/1,270,813.05 = 729,110.70/x
  3. Step 3: Cross multiply
    847,208.70x = 1,270,813.05 × 729,110.70
  4. Step 4: Simplify right side
    847,208.70x = 926,563,392,454.64
  5. Step 5: Solve for x
    x = 926,563,392,454.64/847,208.70
  6. Step 6: Final answer
    x = 1,093,666.05

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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.