Home / 1,148,610.39-1,722,915.46-307,140.27

Finding the Fourth Proportional to 1,148,610.39, 1,722,915.46 and 307,140.27

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Solution

The fourth proportional to 1,148,610.39, 1,722,915.46 and 307,140.27 is: 460,710.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,610.39 : 1,722,915.46 = 307,140.27 : x
  2. Step 2: Convert to fraction form
    1,148,610.39/1,722,915.46 = 307,140.27/x
  3. Step 3: Cross multiply
    1,148,610.39x = 1,722,915.46 × 307,140.27
  4. Step 4: Simplify right side
    1,148,610.39x = 529,176,719,571.57
  5. Step 5: Solve for x
    x = 529,176,719,571.57/1,148,610.39
  6. Step 6: Final answer
    x = 460,710.37

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1.5x scale

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.