Home / 1,392.27-2,088.55-467.93

Finding the Fourth Proportional to 1,392.27, 2,088.55 and 467.93

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Solution

The fourth proportional to 1,392.27, 2,088.55 and 467.93 is: 701.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392.27 : 2,088.55 = 467.93 : x
  2. Step 2: Convert to fraction form
    1,392.27/2,088.55 = 467.93/x
  3. Step 3: Cross multiply
    1,392.27x = 2,088.55 × 467.93
  4. Step 4: Simplify right side
    1,392.27x = 977,289.26
  5. Step 5: Solve for x
    x = 977,289.26/1,392.27
  6. Step 6: Final answer
    x = 701.94

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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.