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Finding the Fourth Proportional to 524,004.60, 785,132.10 and 448,771.80

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Solution

The fourth proportional to 524,004.60, 785,132.10 and 448,771.80 is: 672,408.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,004.60 : 785,132.10 = 448,771.80 : x
  2. Step 2: Convert to fraction form
    524,004.60/785,132.10 = 448,771.80/x
  3. Step 3: Cross multiply
    524,004.60x = 785,132.10 × 448,771.80
  4. Step 4: Simplify right side
    524,004.60x = 352,345,145,754.78
  5. Step 5: Solve for x
    x = 352,345,145,754.78/524,004.60
  6. Step 6: Final answer
    x = 672,408.50

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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.