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Finding the Fourth Proportional to 601,503.54, 901,633.23 and 285,720.18

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Solution

The fourth proportional to 601,503.54, 901,633.23 and 285,720.18 is: 428,284.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,503.54 : 901,633.23 = 285,720.18 : x
  2. Step 2: Convert to fraction form
    601,503.54/901,633.23 = 285,720.18/x
  3. Step 3: Cross multiply
    601,503.54x = 901,633.23 × 285,720.18
  4. Step 4: Simplify right side
    601,503.54x = 257,614,808,769.58
  5. Step 5: Solve for x
    x = 257,614,808,769.58/601,503.54
  6. Step 6: Final answer
    x = 428,284.78

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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.