Home / 1,011,678.44-1,518,266.10-479,202.26

Finding the Fourth Proportional to 1,011,678.44, 1,518,266.10 and 479,202.26

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Solution

The fourth proportional to 1,011,678.44, 1,518,266.10 and 479,202.26 is: 719,157.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,678.44 : 1,518,266.10 = 479,202.26 : x
  2. Step 2: Convert to fraction form
    1,011,678.44/1,518,266.10 = 479,202.26/x
  3. Step 3: Cross multiply
    1,011,678.44x = 1,518,266.10 × 479,202.26
  4. Step 4: Simplify right side
    1,011,678.44x = 727,556,546,401.39
  5. Step 5: Solve for x
    x = 727,556,546,401.39/1,011,678.44
  6. Step 6: Final answer
    x = 719,157.90

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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.