Home / 913,525.54-1,370,255.46-239,601.46

Finding the Fourth Proportional to 913,525.54, 1,370,255.46 and 239,601.46

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Solution

The fourth proportional to 913,525.54, 1,370,255.46 and 239,601.46 is: 359,393.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,525.54 : 1,370,255.46 = 239,601.46 : x
  2. Step 2: Convert to fraction form
    913,525.54/1,370,255.46 = 239,601.46/x
  3. Step 3: Cross multiply
    913,525.54x = 1,370,255.46 × 239,601.46
  4. Step 4: Simplify right side
    913,525.54x = 328,315,208,788.97
  5. Step 5: Solve for x
    x = 328,315,208,788.97/913,525.54
  6. Step 6: Final answer
    x = 359,393.57

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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.