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Finding the Fourth Proportional to 364,263.44, 546,345.95 and 98,039.93

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Solution

The fourth proportional to 364,263.44, 546,345.95 and 98,039.93 is: 147,046.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,263.44 : 546,345.95 = 98,039.93 : x
  2. Step 2: Convert to fraction form
    364,263.44/546,345.95 = 98,039.93/x
  3. Step 3: Cross multiply
    364,263.44x = 546,345.95 × 98,039.93
  4. Step 4: Simplify right side
    364,263.44x = 53,563,715,471.85
  5. Step 5: Solve for x
    x = 53,563,715,471.85/364,263.44
  6. Step 6: Final answer
    x = 147,046.64

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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.