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Finding the Fourth Proportional to 374,592, 561,888.54 and 152,976

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Solution

The fourth proportional to 374,592, 561,888.54 and 152,976 is: 229,464.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,592 : 561,888.54 = 152,976 : x
  2. Step 2: Convert to fraction form
    374,592/561,888.54 = 152,976/x
  3. Step 3: Cross multiply
    374,592x = 561,888.54 × 152,976
  4. Step 4: Simplify right side
    374,592x = 85,955,461,295.04
  5. Step 5: Solve for x
    x = 85,955,461,295.04/374,592
  6. Step 6: Final answer
    x = 229,464.22

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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.