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Finding the Fourth Proportional to 557,598.24, 836,396.40 and 158,242.88

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Solution

The fourth proportional to 557,598.24, 836,396.40 and 158,242.88 is: 237,364.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,598.24 : 836,396.40 = 158,242.88 : x
  2. Step 2: Convert to fraction form
    557,598.24/836,396.40 = 158,242.88/x
  3. Step 3: Cross multiply
    557,598.24x = 836,396.40 × 158,242.88
  4. Step 4: Simplify right side
    557,598.24x = 132,353,775,157.63
  5. Step 5: Solve for x
    x = 132,353,775,157.63/557,598.24
  6. Step 6: Final answer
    x = 237,364.05

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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.