Home / 477,916.02-716,998.96-178,399.18

Finding the Fourth Proportional to 477,916.02, 716,998.96 and 178,399.18

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Solution

The fourth proportional to 477,916.02, 716,998.96 and 178,399.18 is: 267,645.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,916.02 : 716,998.96 = 178,399.18 : x
  2. Step 2: Convert to fraction form
    477,916.02/716,998.96 = 178,399.18/x
  3. Step 3: Cross multiply
    477,916.02x = 716,998.96 × 178,399.18
  4. Step 4: Simplify right side
    477,916.02x = 127,912,026,524.85
  5. Step 5: Solve for x
    x = 127,912,026,524.85/477,916.02
  6. Step 6: Final answer
    x = 267,645.40

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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.