Home / 1,053.02-1,579.46-322.60

Finding the Fourth Proportional to 1,053.02, 1,579.46 and 322.60

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Solution

The fourth proportional to 1,053.02, 1,579.46 and 322.60 is: 483.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053.02 : 1,579.46 = 322.60 : x
  2. Step 2: Convert to fraction form
    1,053.02/1,579.46 = 322.60/x
  3. Step 3: Cross multiply
    1,053.02x = 1,579.46 × 322.60
  4. Step 4: Simplify right side
    1,053.02x = 509,533.80
  5. Step 5: Solve for x
    x = 509,533.80/1,053.02
  6. Step 6: Final answer
    x = 483.88

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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.