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Finding the Fourth Proportional to 606,079.16, 909,118.70 and 575,773.01

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Solution

The fourth proportional to 606,079.16, 909,118.70 and 575,773.01 is: 863,659.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,079.16 : 909,118.70 = 575,773.01 : x
  2. Step 2: Convert to fraction form
    606,079.16/909,118.70 = 575,773.01/x
  3. Step 3: Cross multiply
    606,079.16x = 909,118.70 × 575,773.01
  4. Step 4: Simplify right side
    606,079.16x = 523,446,002,921.83
  5. Step 5: Solve for x
    x = 523,446,002,921.83/606,079.16
  6. Step 6: Final answer
    x = 863,659.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.