Home / 555,278.43-832,968.47-155,916.51

Finding the Fourth Proportional to 555,278.43, 832,968.47 and 155,916.51

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Solution

The fourth proportional to 555,278.43, 832,968.47 and 155,916.51 is: 233,889.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,278.43 : 832,968.47 = 155,916.51 : x
  2. Step 2: Convert to fraction form
    555,278.43/832,968.47 = 155,916.51/x
  3. Step 3: Cross multiply
    555,278.43x = 832,968.47 × 155,916.51
  4. Step 4: Simplify right side
    555,278.43x = 129,873,536,782.44
  5. Step 5: Solve for x
    x = 129,873,536,782.44/555,278.43
  6. Step 6: Final answer
    x = 233,889.04

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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.