Home / 1,152,555.08-1,729,027.02-478,997.96

Finding the Fourth Proportional to 1,152,555.08, 1,729,027.02 and 478,997.96

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Solution

The fourth proportional to 1,152,555.08, 1,729,027.02 and 478,997.96 is: 718,577.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,555.08 : 1,729,027.02 = 478,997.96 : x
  2. Step 2: Convert to fraction form
    1,152,555.08/1,729,027.02 = 478,997.96/x
  3. Step 3: Cross multiply
    1,152,555.08x = 1,729,027.02 × 478,997.96
  4. Step 4: Simplify right side
    1,152,555.08x = 828,200,415,364.88
  5. Step 5: Solve for x
    x = 828,200,415,364.88/1,152,555.08
  6. Step 6: Final answer
    x = 718,577.73

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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.