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Finding the Fourth Proportional to 730.03, 1,095.06 and 525.91

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Solution

The fourth proportional to 730.03, 1,095.06 and 525.91 is: 788.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    730.03 : 1,095.06 = 525.91 : x
  2. Step 2: Convert to fraction form
    730.03/1,095.06 = 525.91/x
  3. Step 3: Cross multiply
    730.03x = 1,095.06 × 525.91
  4. Step 4: Simplify right side
    730.03x = 575,903.00
  5. Step 5: Solve for x
    x = 575,903.00/730.03
  6. Step 6: Final answer
    x = 788.88

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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.