Home / 1,008,443.23-1,391,602.09-549,556.41

Finding the Fourth Proportional to 1,008,443.23, 1,391,602.09 and 549,556.41

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Solution

The fourth proportional to 1,008,443.23, 1,391,602.09 and 549,556.41 is: 758,360.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,443.23 : 1,391,602.09 = 549,556.41 : x
  2. Step 2: Convert to fraction form
    1,008,443.23/1,391,602.09 = 549,556.41/x
  3. Step 3: Cross multiply
    1,008,443.23x = 1,391,602.09 × 549,556.41
  4. Step 4: Simplify right side
    1,008,443.23x = 764,763,853,603.93
  5. Step 5: Solve for x
    x = 764,763,853,603.93/1,008,443.23
  6. Step 6: Final answer
    x = 758,360.84

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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.