Home / 932,738.74-1,398,951.61-258,888.51

Finding the Fourth Proportional to 932,738.74, 1,398,951.61 and 258,888.51

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Solution

The fourth proportional to 932,738.74, 1,398,951.61 and 258,888.51 is: 388,289.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,738.74 : 1,398,951.61 = 258,888.51 : x
  2. Step 2: Convert to fraction form
    932,738.74/1,398,951.61 = 258,888.51/x
  3. Step 3: Cross multiply
    932,738.74x = 1,398,951.61 × 258,888.51
  4. Step 4: Simplify right side
    932,738.74x = 362,172,497,227.78
  5. Step 5: Solve for x
    x = 362,172,497,227.78/932,738.74
  6. Step 6: Final answer
    x = 388,289.33

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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.