Home / 496,583.04-685,237.23-278,741.82

Finding the Fourth Proportional to 496,583.04, 685,237.23 and 278,741.82

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Solution

The fourth proportional to 496,583.04, 685,237.23 and 278,741.82 is: 384,637.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,583.04 : 685,237.23 = 278,741.82 : x
  2. Step 2: Convert to fraction form
    496,583.04/685,237.23 = 278,741.82/x
  3. Step 3: Cross multiply
    496,583.04x = 685,237.23 × 278,741.82
  4. Step 4: Simplify right side
    496,583.04x = 191,004,267,802.06
  5. Step 5: Solve for x
    x = 191,004,267,802.06/496,583.04
  6. Step 6: Final answer
    x = 384,637.12

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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.