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Finding the Fourth Proportional to 569,655.68, 854,997.12 and 303,637.76

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Solution

The fourth proportional to 569,655.68, 854,997.12 and 303,637.76 is: 455,730.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,655.68 : 854,997.12 = 303,637.76 : x
  2. Step 2: Convert to fraction form
    569,655.68/854,997.12 = 303,637.76/x
  3. Step 3: Cross multiply
    569,655.68x = 854,997.12 × 303,637.76
  4. Step 4: Simplify right side
    569,655.68x = 259,609,410,323.25
  5. Step 5: Solve for x
    x = 259,609,410,323.25/569,655.68
  6. Step 6: Final answer
    x = 455,730.40

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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.