Home / 576,210.31-795,214.23-318,136.95

Finding the Fourth Proportional to 576,210.31, 795,214.23 and 318,136.95

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Solution

The fourth proportional to 576,210.31, 795,214.23 and 318,136.95 is: 439,053.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,210.31 : 795,214.23 = 318,136.95 : x
  2. Step 2: Convert to fraction form
    576,210.31/795,214.23 = 318,136.95/x
  3. Step 3: Cross multiply
    576,210.31x = 795,214.23 × 318,136.95
  4. Step 4: Simplify right side
    576,210.31x = 252,987,028,535.79
  5. Step 5: Solve for x
    x = 252,987,028,535.79/576,210.31
  6. Step 6: Final answer
    x = 439,053.29

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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.