Home / 859,032.23-1,185,322.23-496,489.83

Finding the Fourth Proportional to 859,032.23, 1,185,322.23 and 496,489.83

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Solution

The fourth proportional to 859,032.23, 1,185,322.23 and 496,489.83 is: 685,073.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,032.23 : 1,185,322.23 = 496,489.83 : x
  2. Step 2: Convert to fraction form
    859,032.23/1,185,322.23 = 496,489.83/x
  3. Step 3: Cross multiply
    859,032.23x = 1,185,322.23 × 496,489.83
  4. Step 4: Simplify right side
    859,032.23x = 588,500,424,058.86
  5. Step 5: Solve for x
    x = 588,500,424,058.86/859,032.23
  6. Step 6: Final answer
    x = 685,073.74

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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.