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Finding the Fourth Proportional to 600,024.60, 897,704.10 and 390,072.60

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Solution

The fourth proportional to 600,024.60, 897,704.10 and 390,072.60 is: 583,592.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,024.60 : 897,704.10 = 390,072.60 : x
  2. Step 2: Convert to fraction form
    600,024.60/897,704.10 = 390,072.60/x
  3. Step 3: Cross multiply
    600,024.60x = 897,704.10 × 390,072.60
  4. Step 4: Simplify right side
    600,024.60x = 350,169,772,317.66
  5. Step 5: Solve for x
    x = 350,169,772,317.66/600,024.60
  6. Step 6: Final answer
    x = 583,592.36

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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.