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Finding the Fourth Proportional to 1,565.00, 2,347.32 and 469.37

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Solution

The fourth proportional to 1,565.00, 2,347.32 and 469.37 is: 704.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565.00 : 2,347.32 = 469.37 : x
  2. Step 2: Convert to fraction form
    1,565.00/2,347.32 = 469.37/x
  3. Step 3: Cross multiply
    1,565.00x = 2,347.32 × 469.37
  4. Step 4: Simplify right side
    1,565.00x = 1,101,769.22
  5. Step 5: Solve for x
    x = 1,101,769.22/1,565.00
  6. Step 6: Final answer
    x = 704.01

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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.