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Finding the Fourth Proportional to 569,491.08, 854,244.90 and 148,767

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Solution

The fourth proportional to 569,491.08, 854,244.90 and 148,767 is: 223,152.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,491.08 : 854,244.90 = 148,767 : x
  2. Step 2: Convert to fraction form
    569,491.08/854,244.90 = 148,767/x
  3. Step 3: Cross multiply
    569,491.08x = 854,244.90 × 148,767
  4. Step 4: Simplify right side
    569,491.08x = 127,083,451,038.30
  5. Step 5: Solve for x
    x = 127,083,451,038.30/569,491.08
  6. Step 6: Final answer
    x = 223,152.66

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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.