Home / 940,575.56-1,297,997.98-510,862.86

Finding the Fourth Proportional to 940,575.56, 1,297,997.98 and 510,862.86

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Solution

The fourth proportional to 940,575.56, 1,297,997.98 and 510,862.86 is: 704,992.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,575.56 : 1,297,997.98 = 510,862.86 : x
  2. Step 2: Convert to fraction form
    940,575.56/1,297,997.98 = 510,862.86/x
  3. Step 3: Cross multiply
    940,575.56x = 1,297,997.98 × 510,862.86
  4. Step 4: Simplify right side
    940,575.56x = 663,098,960,337.02
  5. Step 5: Solve for x
    x = 663,098,960,337.02/940,575.56
  6. Step 6: Final answer
    x = 704,992.76

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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.