Home / 609,024.16-912,202.44-308,989.36

Finding the Fourth Proportional to 609,024.16, 912,202.44 and 308,989.36

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Solution

The fourth proportional to 609,024.16, 912,202.44 and 308,989.36 is: 462,807.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,024.16 : 912,202.44 = 308,989.36 : x
  2. Step 2: Convert to fraction form
    609,024.16/912,202.44 = 308,989.36/x
  3. Step 3: Cross multiply
    609,024.16x = 912,202.44 × 308,989.36
  4. Step 4: Simplify right side
    609,024.16x = 281,860,848,126.04
  5. Step 5: Solve for x
    x = 281,860,848,126.04/609,024.16
  6. Step 6: Final answer
    x = 462,807.33

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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.