Home / 434,391.48-599,484.24-243,466.20

Finding the Fourth Proportional to 434,391.48, 599,484.24 and 243,466.20

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Solution

The fourth proportional to 434,391.48, 599,484.24 and 243,466.20 is: 335,996.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,391.48 : 599,484.24 = 243,466.20 : x
  2. Step 2: Convert to fraction form
    434,391.48/599,484.24 = 243,466.20/x
  3. Step 3: Cross multiply
    434,391.48x = 599,484.24 × 243,466.20
  4. Step 4: Simplify right side
    434,391.48x = 145,954,149,872.69
  5. Step 5: Solve for x
    x = 145,954,149,872.69/434,391.48
  6. Step 6: Final answer
    x = 335,996.81

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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.