Home / 733,525.80-1,100,288.70-615,427.80

Finding the Fourth Proportional to 733,525.80, 1,100,288.70 and 615,427.80

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Solution

The fourth proportional to 733,525.80, 1,100,288.70 and 615,427.80 is: 923,141.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,525.80 : 1,100,288.70 = 615,427.80 : x
  2. Step 2: Convert to fraction form
    733,525.80/1,100,288.70 = 615,427.80/x
  3. Step 3: Cross multiply
    733,525.80x = 1,100,288.70 × 615,427.80
  4. Step 4: Simplify right side
    733,525.80x = 677,148,254,005.86
  5. Step 5: Solve for x
    x = 677,148,254,005.86/733,525.80
  6. Step 6: Final answer
    x = 923,141.70

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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.