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Finding the Fourth Proportional to 554,998.12, 832,462.62 and 341,806.60

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Solution

The fourth proportional to 554,998.12, 832,462.62 and 341,806.60 is: 512,688.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,998.12 : 832,462.62 = 341,806.60 : x
  2. Step 2: Convert to fraction form
    554,998.12/832,462.62 = 341,806.60/x
  3. Step 3: Cross multiply
    554,998.12x = 832,462.62 × 341,806.60
  4. Step 4: Simplify right side
    554,998.12x = 284,541,217,769.29
  5. Step 5: Solve for x
    x = 284,541,217,769.29/554,998.12
  6. Step 6: Final answer
    x = 512,688.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.