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Finding the Fourth Proportional to 567,278.20, 849,794.10 and 367,737.40

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Solution

The fourth proportional to 567,278.20, 849,794.10 and 367,737.40 is: 550,877.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,278.20 : 849,794.10 = 367,737.40 : x
  2. Step 2: Convert to fraction form
    567,278.20/849,794.10 = 367,737.40/x
  3. Step 3: Cross multiply
    567,278.20x = 849,794.10 × 367,737.40
  4. Step 4: Simplify right side
    567,278.20x = 312,501,072,869.34
  5. Step 5: Solve for x
    x = 312,501,072,869.34/567,278.20
  6. Step 6: Final answer
    x = 550,877.99

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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.