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Finding the Fourth Proportional to 671,533.46, 926,714.46 and 369,727.46

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Solution

The fourth proportional to 671,533.46, 926,714.46 and 369,727.46 is: 510,222.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,533.46 : 926,714.46 = 369,727.46 : x
  2. Step 2: Convert to fraction form
    671,533.46/926,714.46 = 369,727.46/x
  3. Step 3: Cross multiply
    671,533.46x = 926,714.46 × 369,727.46
  4. Step 4: Simplify right side
    671,533.46x = 342,631,783,441.07
  5. Step 5: Solve for x
    x = 342,631,783,441.07/671,533.46
  6. Step 6: Final answer
    x = 510,222.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.