Home / 1,535,519.80-2,303,279.70-413,588.80

Finding the Fourth Proportional to 1,535,519.80, 2,303,279.70 and 413,588.80

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Solution

The fourth proportional to 1,535,519.80, 2,303,279.70 and 413,588.80 is: 620,383.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,519.80 : 2,303,279.70 = 413,588.80 : x
  2. Step 2: Convert to fraction form
    1,535,519.80/2,303,279.70 = 413,588.80/x
  3. Step 3: Cross multiply
    1,535,519.80x = 2,303,279.70 × 413,588.80
  4. Step 4: Simplify right side
    1,535,519.80x = 952,610,687,187.36
  5. Step 5: Solve for x
    x = 952,610,687,187.36/1,535,519.80
  6. Step 6: Final answer
    x = 620,383.20

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Double scale
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Similar ratio
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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.