Home / 406,257,558.72-560,807,068.76-274,277,335.65

Finding the Fourth Proportional to 406,257,558.72, 560,807,068.76 and 274,277,335.65

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Solution

The fourth proportional to 406,257,558.72, 560,807,068.76 and 274,277,335.65 is: 378,618,601.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,257,558.72 : 560,807,068.76 = 274,277,335.65 : x
  2. Step 2: Convert to fraction form
    406,257,558.72/560,807,068.76 = 274,277,335.65/x
  3. Step 3: Cross multiply
    406,257,558.72x = 560,807,068.76 × 274,277,335.65
  4. Step 4: Simplify right side
    406,257,558.72x = 153,816,668,633,179,136
  5. Step 5: Solve for x
    x = 153,816,668,633,179,136/406,257,558.72
  6. Step 6: Final answer
    x = 378,618,601.26

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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.