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Finding the Fourth Proportional to 580,510.34, 801,077.18 and 322,404.02

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Solution

The fourth proportional to 580,510.34, 801,077.18 and 322,404.02 is: 444,902.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,510.34 : 801,077.18 = 322,404.02 : x
  2. Step 2: Convert to fraction form
    580,510.34/801,077.18 = 322,404.02/x
  3. Step 3: Cross multiply
    580,510.34x = 801,077.18 × 322,404.02
  4. Step 4: Simplify right side
    580,510.34x = 258,270,497,544.86
  5. Step 5: Solve for x
    x = 258,270,497,544.86/580,510.34
  6. Step 6: Final answer
    x = 444,902.50

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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.