Home / 774,050.54-1,161,149.10-300,772.40

Finding the Fourth Proportional to 774,050.54, 1,161,149.10 and 300,772.40

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Solution

The fourth proportional to 774,050.54, 1,161,149.10 and 300,772.40 is: 451,187.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,050.54 : 1,161,149.10 = 300,772.40 : x
  2. Step 2: Convert to fraction form
    774,050.54/1,161,149.10 = 300,772.40/x
  3. Step 3: Cross multiply
    774,050.54x = 1,161,149.10 × 300,772.40
  4. Step 4: Simplify right side
    774,050.54x = 349,241,601,564.84
  5. Step 5: Solve for x
    x = 349,241,601,564.84/774,050.54
  6. Step 6: Final answer
    x = 451,187.08

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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.