Home / 763,995.13-1,054,346.08-424,463.38

Finding the Fourth Proportional to 763,995.13, 1,054,346.08 and 424,463.38

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Solution

The fourth proportional to 763,995.13, 1,054,346.08 and 424,463.38 is: 585,777.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,995.13 : 1,054,346.08 = 424,463.38 : x
  2. Step 2: Convert to fraction form
    763,995.13/1,054,346.08 = 424,463.38/x
  3. Step 3: Cross multiply
    763,995.13x = 1,054,346.08 × 424,463.38
  4. Step 4: Simplify right side
    763,995.13x = 447,531,294,473.66
  5. Step 5: Solve for x
    x = 447,531,294,473.66/763,995.13
  6. Step 6: Final answer
    x = 585,777.68

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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.