Home / 732,427.41-1,010,738.84-405,739.39

Finding the Fourth Proportional to 732,427.41, 1,010,738.84 and 405,739.39

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Solution

The fourth proportional to 732,427.41, 1,010,738.84 and 405,739.39 is: 559,914.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,427.41 : 1,010,738.84 = 405,739.39 : x
  2. Step 2: Convert to fraction form
    732,427.41/1,010,738.84 = 405,739.39/x
  3. Step 3: Cross multiply
    732,427.41x = 1,010,738.84 × 405,739.39
  4. Step 4: Simplify right side
    732,427.41x = 410,096,556,983.27
  5. Step 5: Solve for x
    x = 410,096,556,983.27/732,427.41
  6. Step 6: Final answer
    x = 559,914.27

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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.