Home / 771,961.70-1,158,150.18-322,533.20

Finding the Fourth Proportional to 771,961.70, 1,158,150.18 and 322,533.20

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Solution

The fourth proportional to 771,961.70, 1,158,150.18 and 322,533.20 is: 483,886.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,961.70 : 1,158,150.18 = 322,533.20 : x
  2. Step 2: Convert to fraction form
    771,961.70/1,158,150.18 = 322,533.20/x
  3. Step 3: Cross multiply
    771,961.70x = 1,158,150.18 × 322,533.20
  4. Step 4: Simplify right side
    771,961.70x = 373,541,883,635.98
  5. Step 5: Solve for x
    x = 373,541,883,635.98/771,961.70
  6. Step 6: Final answer
    x = 483,886.55

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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.