Home / 588,665.46-812,347.99-330,544.45

Finding the Fourth Proportional to 588,665.46, 812,347.99 and 330,544.45

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Solution

The fourth proportional to 588,665.46, 812,347.99 and 330,544.45 is: 456,145.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,665.46 : 812,347.99 = 330,544.45 : x
  2. Step 2: Convert to fraction form
    588,665.46/812,347.99 = 330,544.45/x
  3. Step 3: Cross multiply
    588,665.46x = 812,347.99 × 330,544.45
  4. Step 4: Simplify right side
    588,665.46x = 268,517,119,563.16
  5. Step 5: Solve for x
    x = 268,517,119,563.16/588,665.46
  6. Step 6: Final answer
    x = 456,145.53

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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.