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Finding the Fourth Proportional to 649,255.63, 895,955.97 and 362,778.07

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Solution

The fourth proportional to 649,255.63, 895,955.97 and 362,778.07 is: 500,624.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,255.63 : 895,955.97 = 362,778.07 : x
  2. Step 2: Convert to fraction form
    649,255.63/895,955.97 = 362,778.07/x
  3. Step 3: Cross multiply
    649,255.63x = 895,955.97 × 362,778.07
  4. Step 4: Simplify right side
    649,255.63x = 325,033,177,601.58
  5. Step 5: Solve for x
    x = 325,033,177,601.58/649,255.63
  6. Step 6: Final answer
    x = 500,624.35

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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.