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Finding the Fourth Proportional to 569,656.68, 854,998.62 and 303,638.76

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Solution

The fourth proportional to 569,656.68, 854,998.62 and 303,638.76 is: 455,731.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,656.68 : 854,998.62 = 303,638.76 : x
  2. Step 2: Convert to fraction form
    569,656.68/854,998.62 = 303,638.76/x
  3. Step 3: Cross multiply
    569,656.68x = 854,998.62 × 303,638.76
  4. Step 4: Simplify right side
    569,656.68x = 259,610,720,778.51
  5. Step 5: Solve for x
    x = 259,610,720,778.51/569,656.68
  6. Step 6: Final answer
    x = 455,731.90

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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.