Home / 940,249.18-1,297,507.48-510,519.48

Finding the Fourth Proportional to 940,249.18, 1,297,507.48 and 510,519.48

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Solution

The fourth proportional to 940,249.18, 1,297,507.48 and 510,519.48 is: 704,497.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,249.18 : 1,297,507.48 = 510,519.48 : x
  2. Step 2: Convert to fraction form
    940,249.18/1,297,507.48 = 510,519.48/x
  3. Step 3: Cross multiply
    940,249.18x = 1,297,507.48 × 510,519.48
  4. Step 4: Simplify right side
    940,249.18x = 662,402,843,985.71
  5. Step 5: Solve for x
    x = 662,402,843,985.71/940,249.18
  6. Step 6: Final answer
    x = 704,497.12

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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.