Home / 456,289.96-629,757.84-265,414

Finding the Fourth Proportional to 456,289.96, 629,757.84 and 265,414

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Solution

The fourth proportional to 456,289.96, 629,757.84 and 265,414 is: 366,316.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,289.96 : 629,757.84 = 265,414 : x
  2. Step 2: Convert to fraction form
    456,289.96/629,757.84 = 265,414/x
  3. Step 3: Cross multiply
    456,289.96x = 629,757.84 × 265,414
  4. Step 4: Simplify right side
    456,289.96x = 167,146,547,345.76
  5. Step 5: Solve for x
    x = 167,146,547,345.76/456,289.96
  6. Step 6: Final answer
    x = 366,316.51

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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.