Home / 1,109,228.94-1,530,744.48-650,355.30

Finding the Fourth Proportional to 1,109,228.94, 1,530,744.48 and 650,355.30

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Solution

The fourth proportional to 1,109,228.94, 1,530,744.48 and 650,355.30 is: 897,495.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,228.94 : 1,530,744.48 = 650,355.30 : x
  2. Step 2: Convert to fraction form
    1,109,228.94/1,530,744.48 = 650,355.30/x
  3. Step 3: Cross multiply
    1,109,228.94x = 1,530,744.48 × 650,355.30
  4. Step 4: Simplify right side
    1,109,228.94x = 995,527,785,513.74
  5. Step 5: Solve for x
    x = 995,527,785,513.74/1,109,228.94
  6. Step 6: Final answer
    x = 897,495.32

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.