Home / 767,843.70-1,151,765.55-710,106.90

Finding the Fourth Proportional to 767,843.70, 1,151,765.55 and 710,106.90

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Solution

The fourth proportional to 767,843.70, 1,151,765.55 and 710,106.90 is: 1,065,160.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,843.70 : 1,151,765.55 = 710,106.90 : x
  2. Step 2: Convert to fraction form
    767,843.70/1,151,765.55 = 710,106.90/x
  3. Step 3: Cross multiply
    767,843.70x = 1,151,765.55 × 710,106.90
  4. Step 4: Simplify right side
    767,843.70x = 817,876,664,237.30
  5. Step 5: Solve for x
    x = 817,876,664,237.30/767,843.70
  6. Step 6: Final answer
    x = 1,065,160.35

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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.