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Finding the Fourth Proportional to 366,491.52, 549,802.89 and 188,950.86

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Solution

The fourth proportional to 366,491.52, 549,802.89 and 188,950.86 is: 283,460.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,491.52 : 549,802.89 = 188,950.86 : x
  2. Step 2: Convert to fraction form
    366,491.52/549,802.89 = 188,950.86/x
  3. Step 3: Cross multiply
    366,491.52x = 549,802.89 × 188,950.86
  4. Step 4: Simplify right side
    366,491.52x = 103,885,728,895.99
  5. Step 5: Solve for x
    x = 103,885,728,895.99/366,491.52
  6. Step 6: Final answer
    x = 283,460.12

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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.