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Finding the Fourth Proportional to 567,785.07, 783,805.77 and 350,032.66

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Solution

The fourth proportional to 567,785.07, 783,805.77 and 350,032.66 is: 483,206.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,785.07 : 783,805.77 = 350,032.66 : x
  2. Step 2: Convert to fraction form
    567,785.07/783,805.77 = 350,032.66/x
  3. Step 3: Cross multiply
    567,785.07x = 783,805.77 × 350,032.66
  4. Step 4: Simplify right side
    567,785.07x = 274,357,614,677.42
  5. Step 5: Solve for x
    x = 274,357,614,677.42/567,785.07
  6. Step 6: Final answer
    x = 483,206.81

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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.