Home / 792,145.35-1,188,218.03-437,851.35

Finding the Fourth Proportional to 792,145.35, 1,188,218.03 and 437,851.35

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Solution

The fourth proportional to 792,145.35, 1,188,218.03 and 437,851.35 is: 656,777.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,145.35 : 1,188,218.03 = 437,851.35 : x
  2. Step 2: Convert to fraction form
    792,145.35/1,188,218.03 = 437,851.35/x
  3. Step 3: Cross multiply
    792,145.35x = 1,188,218.03 × 437,851.35
  4. Step 4: Simplify right side
    792,145.35x = 520,262,866,340.58
  5. Step 5: Solve for x
    x = 520,262,866,340.58/792,145.35
  6. Step 6: Final answer
    x = 656,777.03

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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.