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Finding the Fourth Proportional to 935.07, 1,402.60 and 350.04

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Solution

The fourth proportional to 935.07, 1,402.60 and 350.04 is: 525.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    935.07 : 1,402.60 = 350.04 : x
  2. Step 2: Convert to fraction form
    935.07/1,402.60 = 350.04/x
  3. Step 3: Cross multiply
    935.07x = 1,402.60 × 350.04
  4. Step 4: Simplify right side
    935.07x = 490,966.10
  5. Step 5: Solve for x
    x = 490,966.10/935.07
  6. Step 6: Final answer
    x = 525.06

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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.