Home / 654,867.44-903,715.63-368,387.52

Finding the Fourth Proportional to 654,867.44, 903,715.63 and 368,387.52

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Solution

The fourth proportional to 654,867.44, 903,715.63 and 368,387.52 is: 508,373.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,867.44 : 903,715.63 = 368,387.52 : x
  2. Step 2: Convert to fraction form
    654,867.44/903,715.63 = 368,387.52/x
  3. Step 3: Cross multiply
    654,867.44x = 903,715.63 × 368,387.52
  4. Step 4: Simplify right side
    654,867.44x = 332,917,559,720.94
  5. Step 5: Solve for x
    x = 332,917,559,720.94/654,867.44
  6. Step 6: Final answer
    x = 508,373.97

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1.5x scale

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.