Home / 940,245.55-1,297,502.48-510,515.85

Finding the Fourth Proportional to 940,245.55, 1,297,502.48 and 510,515.85

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Solution

The fourth proportional to 940,245.55, 1,297,502.48 and 510,515.85 is: 704,492.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,245.55 : 1,297,502.48 = 510,515.85 : x
  2. Step 2: Convert to fraction form
    940,245.55/1,297,502.48 = 510,515.85/x
  3. Step 3: Cross multiply
    940,245.55x = 1,297,502.48 × 510,515.85
  4. Step 4: Simplify right side
    940,245.55x = 662,395,580,297.78
  5. Step 5: Solve for x
    x = 662,395,580,297.78/940,245.55
  6. Step 6: Final answer
    x = 704,492.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.