Home / 695,429.70-1,043,144.55-648,773.70

Finding the Fourth Proportional to 695,429.70, 1,043,144.55 and 648,773.70

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Solution

The fourth proportional to 695,429.70, 1,043,144.55 and 648,773.70 is: 973,160.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,429.70 : 1,043,144.55 = 648,773.70 : x
  2. Step 2: Convert to fraction form
    695,429.70/1,043,144.55 = 648,773.70/x
  3. Step 3: Cross multiply
    695,429.70x = 1,043,144.55 × 648,773.70
  4. Step 4: Simplify right side
    695,429.70x = 676,764,749,338.34
  5. Step 5: Solve for x
    x = 676,764,749,338.34/695,429.70
  6. Step 6: Final answer
    x = 973,160.55

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1.5x scale

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.