Home / 1,495.17-2,242.74-384.58

Finding the Fourth Proportional to 1,495.17, 2,242.74 and 384.58

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Solution

The fourth proportional to 1,495.17, 2,242.74 and 384.58 is: 576.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495.17 : 2,242.74 = 384.58 : x
  2. Step 2: Convert to fraction form
    1,495.17/2,242.74 = 384.58/x
  3. Step 3: Cross multiply
    1,495.17x = 2,242.74 × 384.58
  4. Step 4: Simplify right side
    1,495.17x = 862,512.95
  5. Step 5: Solve for x
    x = 862,512.95/1,495.17
  6. Step 6: Final answer
    x = 576.87

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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.