Home / 1,208,567.45-1,812,851.18-367,009.85

Finding the Fourth Proportional to 1,208,567.45, 1,812,851.18 and 367,009.85

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Solution

The fourth proportional to 1,208,567.45, 1,812,851.18 and 367,009.85 is: 550,514.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,567.45 : 1,812,851.18 = 367,009.85 : x
  2. Step 2: Convert to fraction form
    1,208,567.45/1,812,851.18 = 367,009.85/x
  3. Step 3: Cross multiply
    1,208,567.45x = 1,812,851.18 × 367,009.85
  4. Step 4: Simplify right side
    1,208,567.45x = 665,334,239,644.12
  5. Step 5: Solve for x
    x = 665,334,239,644.12/1,208,567.45
  6. Step 6: Final answer
    x = 550,514.78

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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.