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Finding the Fourth Proportional to 524,601.44, 722,685.52 and 417,137.12

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Solution

The fourth proportional to 524,601.44, 722,685.52 and 417,137.12 is: 574,643.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,601.44 : 722,685.52 = 417,137.12 : x
  2. Step 2: Convert to fraction form
    524,601.44/722,685.52 = 417,137.12/x
  3. Step 3: Cross multiply
    524,601.44x = 722,685.52 × 417,137.12
  4. Step 4: Simplify right side
    524,601.44x = 301,458,956,478.50
  5. Step 5: Solve for x
    x = 301,458,956,478.50/524,601.44
  6. Step 6: Final answer
    x = 574,643.78

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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.