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Finding the Fourth Proportional to 364,743.40, 545,802.90 and 246,645.40

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Solution

The fourth proportional to 364,743.40, 545,802.90 and 246,645.40 is: 369,080.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,743.40 : 545,802.90 = 246,645.40 : x
  2. Step 2: Convert to fraction form
    364,743.40/545,802.90 = 246,645.40/x
  3. Step 3: Cross multiply
    364,743.40x = 545,802.90 × 246,645.40
  4. Step 4: Simplify right side
    364,743.40x = 134,619,774,591.66
  5. Step 5: Solve for x
    x = 134,619,774,591.66/364,743.40
  6. Step 6: Final answer
    x = 369,080.77

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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.