Home / 948,140.84-1,422,173.50-522,520.47

Finding the Fourth Proportional to 948,140.84, 1,422,173.50 and 522,520.47

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Solution

The fourth proportional to 948,140.84, 1,422,173.50 and 522,520.47 is: 783,759.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,140.84 : 1,422,173.50 = 522,520.47 : x
  2. Step 2: Convert to fraction form
    948,140.84/1,422,173.50 = 522,520.47/x
  3. Step 3: Cross multiply
    948,140.84x = 1,422,173.50 × 522,520.47
  4. Step 4: Simplify right side
    948,140.84x = 743,114,764,335.24
  5. Step 5: Solve for x
    x = 743,114,764,335.24/948,140.84
  6. Step 6: Final answer
    x = 783,759.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.