Home / 479,024.40-719,009.34-254,384.19

Finding the Fourth Proportional to 479,024.40, 719,009.34 and 254,384.19

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Solution

The fourth proportional to 479,024.40, 719,009.34 and 254,384.19 is: 381,827.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,024.40 : 719,009.34 = 254,384.19 : x
  2. Step 2: Convert to fraction form
    479,024.40/719,009.34 = 254,384.19/x
  3. Step 3: Cross multiply
    479,024.40x = 719,009.34 × 254,384.19
  4. Step 4: Simplify right side
    479,024.40x = 182,904,608,558.34
  5. Step 5: Solve for x
    x = 182,904,608,558.34/479,024.40
  6. Step 6: Final answer
    x = 381,827.33

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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.