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Finding the Fourth Proportional to 576,050.86, 794,360.28 and 382,390.26

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Solution

The fourth proportional to 576,050.86, 794,360.28 and 382,390.26 is: 527,306.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,050.86 : 794,360.28 = 382,390.26 : x
  2. Step 2: Convert to fraction form
    576,050.86/794,360.28 = 382,390.26/x
  3. Step 3: Cross multiply
    576,050.86x = 794,360.28 × 382,390.26
  4. Step 4: Simplify right side
    576,050.86x = 303,755,634,002.87
  5. Step 5: Solve for x
    x = 303,755,634,002.87/576,050.86
  6. Step 6: Final answer
    x = 527,306.97

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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.