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Finding the Fourth Proportional to 434,225.66, 599,224.83 and 243,245.88

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Solution

The fourth proportional to 434,225.66, 599,224.83 and 243,245.88 is: 335,675.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,225.66 : 599,224.83 = 243,245.88 : x
  2. Step 2: Convert to fraction form
    434,225.66/599,224.83 = 243,245.88/x
  3. Step 3: Cross multiply
    434,225.66x = 599,224.83 × 243,245.88
  4. Step 4: Simplify right side
    434,225.66x = 145,758,971,091.20
  5. Step 5: Solve for x
    x = 145,758,971,091.20/434,225.66
  6. Step 6: Final answer
    x = 335,675.63

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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.