Home / 894,290.60-1,235,228.56-648,881.56

Finding the Fourth Proportional to 894,290.60, 1,235,228.56 and 648,881.56

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Solution

The fourth proportional to 894,290.60, 1,235,228.56 and 648,881.56 is: 896,260.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,290.60 : 1,235,228.56 = 648,881.56 : x
  2. Step 2: Convert to fraction form
    894,290.60/1,235,228.56 = 648,881.56/x
  3. Step 3: Cross multiply
    894,290.60x = 1,235,228.56 × 648,881.56
  4. Step 4: Simplify right side
    894,290.60x = 801,517,034,969.35
  5. Step 5: Solve for x
    x = 801,517,034,969.35/894,290.60
  6. Step 6: Final answer
    x = 896,260.16

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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.