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Finding the Fourth Proportional to 447,952.68, 618,174.75 and 246,748.68

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Solution

The fourth proportional to 447,952.68, 618,174.75 and 246,748.68 is: 340,513.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,952.68 : 618,174.75 = 246,748.68 : x
  2. Step 2: Convert to fraction form
    447,952.68/618,174.75 = 246,748.68/x
  3. Step 3: Cross multiply
    447,952.68x = 618,174.75 × 246,748.68
  4. Step 4: Simplify right side
    447,952.68x = 152,533,803,571.83
  5. Step 5: Solve for x
    x = 152,533,803,571.83/447,952.68
  6. Step 6: Final answer
    x = 340,513.21

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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.