Home / 1,598.08-2,397.20-623.64

Finding the Fourth Proportional to 1,598.08, 2,397.20 and 623.64

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Solution

The fourth proportional to 1,598.08, 2,397.20 and 623.64 is: 935.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598.08 : 2,397.20 = 623.64 : x
  2. Step 2: Convert to fraction form
    1,598.08/2,397.20 = 623.64/x
  3. Step 3: Cross multiply
    1,598.08x = 2,397.20 × 623.64
  4. Step 4: Simplify right side
    1,598.08x = 1,494,989.81
  5. Step 5: Solve for x
    x = 1,494,989.81/1,598.08
  6. Step 6: Final answer
    x = 935.49

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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.