Home / 893,811.60-1,340,328.60-294,541.20

Finding the Fourth Proportional to 893,811.60, 1,340,328.60 and 294,541.20

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Solution

The fourth proportional to 893,811.60, 1,340,328.60 and 294,541.20 is: 441,683.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,811.60 : 1,340,328.60 = 294,541.20 : x
  2. Step 2: Convert to fraction form
    893,811.60/1,340,328.60 = 294,541.20/x
  3. Step 3: Cross multiply
    893,811.60x = 1,340,328.60 × 294,541.20
  4. Step 4: Simplify right side
    893,811.60x = 394,781,994,238.32
  5. Step 5: Solve for x
    x = 394,781,994,238.32/893,811.60
  6. Step 6: Final answer
    x = 441,683.68

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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.