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Finding the Fourth Proportional to 554,048.00, 831,009.68 and 149,270.11

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Solution

The fourth proportional to 554,048.00, 831,009.68 and 149,270.11 is: 223,888.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,048.00 : 831,009.68 = 149,270.11 : x
  2. Step 2: Convert to fraction form
    554,048.00/831,009.68 = 149,270.11/x
  3. Step 3: Cross multiply
    554,048.00x = 831,009.68 × 149,270.11
  4. Step 4: Simplify right side
    554,048.00x = 124,044,904,080.55
  5. Step 5: Solve for x
    x = 124,044,904,080.55/554,048.00
  6. Step 6: Final answer
    x = 223,888.37

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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.