Home / 406,384.20-607,848.30-364,566.60

Finding the Fourth Proportional to 406,384.20, 607,848.30 and 364,566.60

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Solution

The fourth proportional to 406,384.20, 607,848.30 and 364,566.60 is: 545,299.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,384.20 : 607,848.30 = 364,566.60 : x
  2. Step 2: Convert to fraction form
    406,384.20/607,848.30 = 364,566.60/x
  3. Step 3: Cross multiply
    406,384.20x = 607,848.30 × 364,566.60
  4. Step 4: Simplify right side
    406,384.20x = 221,601,188,046.78
  5. Step 5: Solve for x
    x = 221,601,188,046.78/406,384.20
  6. Step 6: Final answer
    x = 545,299.71

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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.