Home / 940,163.04-1,297,417.60-510,434.56

Finding the Fourth Proportional to 940,163.04, 1,297,417.60 and 510,434.56

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Solution

The fourth proportional to 940,163.04, 1,297,417.60 and 510,434.56 is: 704,395.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,163.04 : 1,297,417.60 = 510,434.56 : x
  2. Step 2: Convert to fraction form
    940,163.04/1,297,417.60 = 510,434.56/x
  3. Step 3: Cross multiply
    940,163.04x = 1,297,417.60 × 510,434.56
  4. Step 4: Simplify right side
    940,163.04x = 662,246,781,792.26
  5. Step 5: Solve for x
    x = 662,246,781,792.26/940,163.04
  6. Step 6: Final answer
    x = 704,395.68

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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.