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Finding the Fourth Proportional to 559,784.12, 840,001.39 and 235,548.44

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Solution

The fourth proportional to 559,784.12, 840,001.39 and 235,548.44 is: 353,459.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,784.12 : 840,001.39 = 235,548.44 : x
  2. Step 2: Convert to fraction form
    559,784.12/840,001.39 = 235,548.44/x
  3. Step 3: Cross multiply
    559,784.12x = 840,001.39 × 235,548.44
  4. Step 4: Simplify right side
    559,784.12x = 197,861,015,373.46
  5. Step 5: Solve for x
    x = 197,861,015,373.46/559,784.12
  6. Step 6: Final answer
    x = 353,459.50

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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.