Home / 901,603.46-1,244,157.54-493,710.14

Finding the Fourth Proportional to 901,603.46, 1,244,157.54 and 493,710.14

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Solution

The fourth proportional to 901,603.46, 1,244,157.54 and 493,710.14 is: 681,289.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,603.46 : 1,244,157.54 = 493,710.14 : x
  2. Step 2: Convert to fraction form
    901,603.46/1,244,157.54 = 493,710.14/x
  3. Step 3: Cross multiply
    901,603.46x = 1,244,157.54 × 493,710.14
  4. Step 4: Simplify right side
    901,603.46x = 614,253,193,255.46
  5. Step 5: Solve for x
    x = 614,253,193,255.46/901,603.46
  6. Step 6: Final answer
    x = 681,289.75

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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.