Home / 893,642.40-1,340,593.20-294,501.60

Finding the Fourth Proportional to 893,642.40, 1,340,593.20 and 294,501.60

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Solution

The fourth proportional to 893,642.40, 1,340,593.20 and 294,501.60 is: 441,795.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,642.40 : 1,340,593.20 = 294,501.60 : x
  2. Step 2: Convert to fraction form
    893,642.40/1,340,593.20 = 294,501.60/x
  3. Step 3: Cross multiply
    893,642.40x = 1,340,593.20 × 294,501.60
  4. Step 4: Simplify right side
    893,642.40x = 394,806,842,349.12
  5. Step 5: Solve for x
    x = 394,806,842,349.12/893,642.40
  6. Step 6: Final answer
    x = 441,795.11

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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.