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Finding the Fourth Proportional to 364,378.77, 546,506.06 and 98,079.93

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Solution

The fourth proportional to 364,378.77, 546,506.06 and 98,079.93 is: 147,103.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,378.77 : 546,506.06 = 98,079.93 : x
  2. Step 2: Convert to fraction form
    364,378.77/546,506.06 = 98,079.93/x
  3. Step 3: Cross multiply
    364,378.77x = 546,506.06 × 98,079.93
  4. Step 4: Simplify right side
    364,378.77x = 53,601,275,618.98
  5. Step 5: Solve for x
    x = 53,601,275,618.98/364,378.77
  6. Step 6: Final answer
    x = 147,103.18

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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.