Home / 774,828.80-1,162,058.16-325,558.16

Finding the Fourth Proportional to 774,828.80, 1,162,058.16 and 325,558.16

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Solution

The fourth proportional to 774,828.80, 1,162,058.16 and 325,558.16 is: 488,259.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,828.80 : 1,162,058.16 = 325,558.16 : x
  2. Step 2: Convert to fraction form
    774,828.80/1,162,058.16 = 325,558.16/x
  3. Step 3: Cross multiply
    774,828.80x = 1,162,058.16 × 325,558.16
  4. Step 4: Simplify right side
    774,828.80x = 378,317,516,382.59
  5. Step 5: Solve for x
    x = 378,317,516,382.59/774,828.80
  6. Step 6: Final answer
    x = 488,259.49

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1.5x scale

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.