Home / 901,899.95-1,244,606.55-488,433.38

Finding the Fourth Proportional to 901,899.95, 1,244,606.55 and 488,433.38

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Solution

The fourth proportional to 901,899.95, 1,244,606.55 and 488,433.38 is: 674,029.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,899.95 : 1,244,606.55 = 488,433.38 : x
  2. Step 2: Convert to fraction form
    901,899.95/1,244,606.55 = 488,433.38/x
  3. Step 3: Cross multiply
    901,899.95x = 1,244,606.55 × 488,433.38
  4. Step 4: Simplify right side
    901,899.95x = 607,907,377,763.61
  5. Step 5: Solve for x
    x = 607,907,377,763.61/901,899.95
  6. Step 6: Final answer
    x = 674,029.73

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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.