Home / 1,579.02-2,368.86-539.02

Finding the Fourth Proportional to 1,579.02, 2,368.86 and 539.02

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Solution

The fourth proportional to 1,579.02, 2,368.86 and 539.02 is: 808.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579.02 : 2,368.86 = 539.02 : x
  2. Step 2: Convert to fraction form
    1,579.02/2,368.86 = 539.02/x
  3. Step 3: Cross multiply
    1,579.02x = 2,368.86 × 539.02
  4. Step 4: Simplify right side
    1,579.02x = 1,276,862.92
  5. Step 5: Solve for x
    x = 1,276,862.92/1,579.02
  6. Step 6: Final answer
    x = 808.64

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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.