Home / 456,024.50-629,376.30-262,428.22

Finding the Fourth Proportional to 456,024.50, 629,376.30 and 262,428.22

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Solution

The fourth proportional to 456,024.50, 629,376.30 and 262,428.22 is: 362,186.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,024.50 : 629,376.30 = 262,428.22 : x
  2. Step 2: Convert to fraction form
    456,024.50/629,376.30 = 262,428.22/x
  3. Step 3: Cross multiply
    456,024.50x = 629,376.30 × 262,428.22
  4. Step 4: Simplify right side
    456,024.50x = 165,166,097,660.16
  5. Step 5: Solve for x
    x = 165,166,097,660.16/456,024.50
  6. Step 6: Final answer
    x = 362,186.90

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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.