Home / 1,166,462.40-1,749,693.42-279,998.40

Finding the Fourth Proportional to 1,166,462.40, 1,749,693.42 and 279,998.40

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Solution

The fourth proportional to 1,166,462.40, 1,749,693.42 and 279,998.40 is: 419,997.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,462.40 : 1,749,693.42 = 279,998.40 : x
  2. Step 2: Convert to fraction form
    1,166,462.40/1,749,693.42 = 279,998.40/x
  3. Step 3: Cross multiply
    1,166,462.40x = 1,749,693.42 × 279,998.40
  4. Step 4: Simplify right side
    1,166,462.40x = 489,911,358,090.53
  5. Step 5: Solve for x
    x = 489,911,358,090.53/1,166,462.40
  6. Step 6: Final answer
    x = 419,997.56

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Double scale
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Similar ratio
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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.