Home / 756,248.76-1,043,645.56-416,738.88

Finding the Fourth Proportional to 756,248.76, 1,043,645.56 and 416,738.88

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Solution

The fourth proportional to 756,248.76, 1,043,645.56 and 416,738.88 is: 575,111.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,248.76 : 1,043,645.56 = 416,738.88 : x
  2. Step 2: Convert to fraction form
    756,248.76/1,043,645.56 = 416,738.88/x
  3. Step 3: Cross multiply
    756,248.76x = 1,043,645.56 × 416,738.88
  4. Step 4: Simplify right side
    756,248.76x = 434,927,681,791.37
  5. Step 5: Solve for x
    x = 434,927,681,791.37/756,248.76
  6. Step 6: Final answer
    x = 575,111.93

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Double scale
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1.5x scale

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.