Home / 479,972.17-662,328.25-265,110.36

Finding the Fourth Proportional to 479,972.17, 662,328.25 and 265,110.36

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Solution

The fourth proportional to 479,972.17, 662,328.25 and 265,110.36 is: 365,833.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,972.17 : 662,328.25 = 265,110.36 : x
  2. Step 2: Convert to fraction form
    479,972.17/662,328.25 = 265,110.36/x
  3. Step 3: Cross multiply
    479,972.17x = 662,328.25 × 265,110.36
  4. Step 4: Simplify right side
    479,972.17x = 175,590,080,795.67
  5. Step 5: Solve for x
    x = 175,590,080,795.67/479,972.17
  6. Step 6: Final answer
    x = 365,833.88

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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.