Home / 940,218.72-1,297,528.11-510,525.06

Finding the Fourth Proportional to 940,218.72, 1,297,528.11 and 510,525.06

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Solution

The fourth proportional to 940,218.72, 1,297,528.11 and 510,525.06 is: 704,538.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,218.72 : 1,297,528.11 = 510,525.06 : x
  2. Step 2: Convert to fraction form
    940,218.72/1,297,528.11 = 510,525.06/x
  3. Step 3: Cross multiply
    940,218.72x = 1,297,528.11 × 510,525.06
  4. Step 4: Simplify right side
    940,218.72x = 662,420,616,209.44
  5. Step 5: Solve for x
    x = 662,420,616,209.44/940,218.72
  6. Step 6: Final answer
    x = 704,538.85

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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.