Home / 1,033.02-1,549.35-302.40

Finding the Fourth Proportional to 1,033.02, 1,549.35 and 302.40

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Solution

The fourth proportional to 1,033.02, 1,549.35 and 302.40 is: 453.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033.02 : 1,549.35 = 302.40 : x
  2. Step 2: Convert to fraction form
    1,033.02/1,549.35 = 302.40/x
  3. Step 3: Cross multiply
    1,033.02x = 1,549.35 × 302.40
  4. Step 4: Simplify right side
    1,033.02x = 468,523.44
  5. Step 5: Solve for x
    x = 468,523.44/1,033.02
  6. Step 6: Final answer
    x = 453.55

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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.