Home / 901,773.71-1,244,447.70-493,876.51

Finding the Fourth Proportional to 901,773.71, 1,244,447.70 and 493,876.51

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Solution

The fourth proportional to 901,773.71, 1,244,447.70 and 493,876.51 is: 681,549.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,773.71 : 1,244,447.70 = 493,876.51 : x
  2. Step 2: Convert to fraction form
    901,773.71/1,244,447.70 = 493,876.51/x
  3. Step 3: Cross multiply
    901,773.71x = 1,244,447.70 × 493,876.51
  4. Step 4: Simplify right side
    901,773.71x = 614,603,484,768.43
  5. Step 5: Solve for x
    x = 614,603,484,768.43/901,773.71
  6. Step 6: Final answer
    x = 681,549.57

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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.