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Finding the Fourth Proportional to 535,200.36, 737,861.99 and 425,184.03

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Solution

The fourth proportional to 535,200.36, 737,861.99 and 425,184.03 is: 586,186.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,200.36 : 737,861.99 = 425,184.03 : x
  2. Step 2: Convert to fraction form
    535,200.36/737,861.99 = 425,184.03/x
  3. Step 3: Cross multiply
    535,200.36x = 737,861.99 × 425,184.03
  4. Step 4: Simplify right side
    535,200.36x = 313,727,135,554.98
  5. Step 5: Solve for x
    x = 313,727,135,554.98/535,200.36
  6. Step 6: Final answer
    x = 586,186.34

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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.