Home / 913,445.20-1,370,167.80-897,698.80

Finding the Fourth Proportional to 913,445.20, 1,370,167.80 and 897,698.80

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Solution

The fourth proportional to 913,445.20, 1,370,167.80 and 897,698.80 is: 1,346,548.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,445.20 : 1,370,167.80 = 897,698.80 : x
  2. Step 2: Convert to fraction form
    913,445.20/1,370,167.80 = 897,698.80/x
  3. Step 3: Cross multiply
    913,445.20x = 1,370,167.80 × 897,698.80
  4. Step 4: Simplify right side
    913,445.20x = 1,229,997,989,858.64
  5. Step 5: Solve for x
    x = 1,229,997,989,858.64/913,445.20
  6. Step 6: Final answer
    x = 1,346,548.20

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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.