Home / 406,927.04-561,566.04-225,646.60

Finding the Fourth Proportional to 406,927.04, 561,566.04 and 225,646.60

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Solution

The fourth proportional to 406,927.04, 561,566.04 and 225,646.60 is: 311,396.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,927.04 : 561,566.04 = 225,646.60 : x
  2. Step 2: Convert to fraction form
    406,927.04/561,566.04 = 225,646.60/x
  3. Step 3: Cross multiply
    406,927.04x = 561,566.04 × 225,646.60
  4. Step 4: Simplify right side
    406,927.04x = 126,715,467,601.46
  5. Step 5: Solve for x
    x = 126,715,467,601.46/406,927.04
  6. Step 6: Final answer
    x = 311,396.04

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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.