Home / 588,664.46-812,346.61-330,543.45

Finding the Fourth Proportional to 588,664.46, 812,346.61 and 330,543.45

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Solution

The fourth proportional to 588,664.46, 812,346.61 and 330,543.45 is: 456,144.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,664.46 : 812,346.61 = 330,543.45 : x
  2. Step 2: Convert to fraction form
    588,664.46/812,346.61 = 330,543.45/x
  3. Step 3: Cross multiply
    588,664.46x = 812,346.61 × 330,543.45
  4. Step 4: Simplify right side
    588,664.46x = 268,515,846,966.70
  5. Step 5: Solve for x
    x = 268,515,846,966.70/588,664.46
  6. Step 6: Final answer
    x = 456,144.14

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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.