Home / 901,865.46-1,244,575.02-488,405.46

Finding the Fourth Proportional to 901,865.46, 1,244,575.02 and 488,405.46

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Solution

The fourth proportional to 901,865.46, 1,244,575.02 and 488,405.46 is: 673,999.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,865.46 : 1,244,575.02 = 488,405.46 : x
  2. Step 2: Convert to fraction form
    901,865.46/1,244,575.02 = 488,405.46/x
  3. Step 3: Cross multiply
    901,865.46x = 1,244,575.02 × 488,405.46
  4. Step 4: Simplify right side
    901,865.46x = 607,857,235,147.61
  5. Step 5: Solve for x
    x = 607,857,235,147.61/901,865.46
  6. Step 6: Final answer
    x = 673,999.91

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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.