Home / 1,009,768.81-1,393,448.98-574,233.48

Finding the Fourth Proportional to 1,009,768.81, 1,393,448.98 and 574,233.48

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Solution

The fourth proportional to 1,009,768.81, 1,393,448.98 and 574,233.48 is: 792,424.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,768.81 : 1,393,448.98 = 574,233.48 : x
  2. Step 2: Convert to fraction form
    1,009,768.81/1,393,448.98 = 574,233.48/x
  3. Step 3: Cross multiply
    1,009,768.81x = 1,393,448.98 × 574,233.48
  4. Step 4: Simplify right side
    1,009,768.81x = 800,165,056,987.85
  5. Step 5: Solve for x
    x = 800,165,056,987.85/1,009,768.81
  6. Step 6: Final answer
    x = 792,424.02

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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.