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Finding the Fourth Proportional to 500,573.99, 750,853.04 and 121,497.86

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Solution

The fourth proportional to 500,573.99, 750,853.04 and 121,497.86 is: 182,244.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,573.99 : 750,853.04 = 121,497.86 : x
  2. Step 2: Convert to fraction form
    500,573.99/750,853.04 = 121,497.86/x
  3. Step 3: Cross multiply
    500,573.99x = 750,853.04 × 121,497.86
  4. Step 4: Simplify right side
    500,573.99x = 91,227,038,804.14
  5. Step 5: Solve for x
    x = 91,227,038,804.14/500,573.99
  6. Step 6: Final answer
    x = 182,244.86

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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.