Home / 730,686.60-1,008,658.44-444,298.68

Finding the Fourth Proportional to 730,686.60, 1,008,658.44 and 444,298.68

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Solution

The fourth proportional to 730,686.60, 1,008,658.44 and 444,298.68 is: 613,321.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,686.60 : 1,008,658.44 = 444,298.68 : x
  2. Step 2: Convert to fraction form
    730,686.60/1,008,658.44 = 444,298.68/x
  3. Step 3: Cross multiply
    730,686.60x = 1,008,658.44 × 444,298.68
  4. Step 4: Simplify right side
    730,686.60x = 448,145,613,462.86
  5. Step 5: Solve for x
    x = 448,145,613,462.86/730,686.60
  6. Step 6: Final answer
    x = 613,321.24

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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.