Home / 1,040,478.35-1,560,842.46-366,420.24

Finding the Fourth Proportional to 1,040,478.35, 1,560,842.46 and 366,420.24

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Solution

The fourth proportional to 1,040,478.35, 1,560,842.46 and 366,420.24 is: 549,674.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,478.35 : 1,560,842.46 = 366,420.24 : x
  2. Step 2: Convert to fraction form
    1,040,478.35/1,560,842.46 = 366,420.24/x
  3. Step 3: Cross multiply
    1,040,478.35x = 1,560,842.46 × 366,420.24
  4. Step 4: Simplify right side
    1,040,478.35x = 571,924,268,795.39
  5. Step 5: Solve for x
    x = 571,924,268,795.39/1,040,478.35
  6. Step 6: Final answer
    x = 549,674.36

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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.