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Finding the Fourth Proportional to 648,883.90, 895,371.33 and 362,367.46

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Solution

The fourth proportional to 648,883.90, 895,371.33 and 362,367.46 is: 500,017.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,883.90 : 895,371.33 = 362,367.46 : x
  2. Step 2: Convert to fraction form
    648,883.90/895,371.33 = 362,367.46/x
  3. Step 3: Cross multiply
    648,883.90x = 895,371.33 × 362,367.46
  4. Step 4: Simplify right side
    648,883.90x = 324,453,434,608.92
  5. Step 5: Solve for x
    x = 324,453,434,608.92/648,883.90
  6. Step 6: Final answer
    x = 500,017.70

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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.