Home / 742,766.02-1,025,493.40-510,579.06

Finding the Fourth Proportional to 742,766.02, 1,025,493.40 and 510,579.06

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Solution

The fourth proportional to 742,766.02, 1,025,493.40 and 510,579.06 is: 704,926.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,766.02 : 1,025,493.40 = 510,579.06 : x
  2. Step 2: Convert to fraction form
    742,766.02/1,025,493.40 = 510,579.06/x
  3. Step 3: Cross multiply
    742,766.02x = 1,025,493.40 × 510,579.06
  4. Step 4: Simplify right side
    742,766.02x = 523,595,456,208.20
  5. Step 5: Solve for x
    x = 523,595,456,208.20/742,766.02
  6. Step 6: Final answer
    x = 704,926.51

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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.