Home / 893,110.60-1,339,277.10-293,840.20

Finding the Fourth Proportional to 893,110.60, 1,339,277.10 and 293,840.20

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Solution

The fourth proportional to 893,110.60, 1,339,277.10 and 293,840.20 is: 440,632.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,110.60 : 1,339,277.10 = 293,840.20 : x
  2. Step 2: Convert to fraction form
    893,110.60/1,339,277.10 = 293,840.20/x
  3. Step 3: Cross multiply
    893,110.60x = 1,339,277.10 × 293,840.20
  4. Step 4: Simplify right side
    893,110.60x = 393,533,450,919.42
  5. Step 5: Solve for x
    x = 393,533,450,919.42/893,110.60
  6. Step 6: Final answer
    x = 440,632.38

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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.