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Finding the Fourth Proportional to 568,019.04, 783,726.48 and 347,200.56

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Solution

The fourth proportional to 568,019.04, 783,726.48 and 347,200.56 is: 479,051.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,019.04 : 783,726.48 = 347,200.56 : x
  2. Step 2: Convert to fraction form
    568,019.04/783,726.48 = 347,200.56/x
  3. Step 3: Cross multiply
    568,019.04x = 783,726.48 × 347,200.56
  4. Step 4: Simplify right side
    568,019.04x = 272,110,272,742.83
  5. Step 5: Solve for x
    x = 272,110,272,742.83/568,019.04
  6. Step 6: Final answer
    x = 479,051.32

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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.