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Finding the Fourth Proportional to 899.00, 1,347.10 and 703.52

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Solution

The fourth proportional to 899.00, 1,347.10 and 703.52 is: 1,054.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    899.00 : 1,347.10 = 703.52 : x
  2. Step 2: Convert to fraction form
    899.00/1,347.10 = 703.52/x
  3. Step 3: Cross multiply
    899.00x = 1,347.10 × 703.52
  4. Step 4: Simplify right side
    899.00x = 947,708.35
  5. Step 5: Solve for x
    x = 947,708.35/899.00
  6. Step 6: Final answer
    x = 1,054.18

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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.