Home / 357,731.43-493,561.65-214,439.19

Finding the Fourth Proportional to 357,731.43, 493,561.65 and 214,439.19

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Solution

The fourth proportional to 357,731.43, 493,561.65 and 214,439.19 is: 295,861.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,731.43 : 493,561.65 = 214,439.19 : x
  2. Step 2: Convert to fraction form
    357,731.43/493,561.65 = 214,439.19/x
  3. Step 3: Cross multiply
    357,731.43x = 493,561.65 × 214,439.19
  4. Step 4: Simplify right side
    357,731.43x = 105,838,960,441.06
  5. Step 5: Solve for x
    x = 105,838,960,441.06/357,731.43
  6. Step 6: Final answer
    x = 295,861.51

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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.