Home / 1,009,972.80-1,513,894.40-335,873.79

Finding the Fourth Proportional to 1,009,972.80, 1,513,894.40 and 335,873.79

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Solution

The fourth proportional to 1,009,972.80, 1,513,894.40 and 335,873.79 is: 503,456.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,972.80 : 1,513,894.40 = 335,873.79 : x
  2. Step 2: Convert to fraction form
    1,009,972.80/1,513,894.40 = 335,873.79/x
  3. Step 3: Cross multiply
    1,009,972.80x = 1,513,894.40 × 335,873.79
  4. Step 4: Simplify right side
    1,009,972.80x = 508,477,451,257.22
  5. Step 5: Solve for x
    x = 508,477,451,257.22/1,009,972.80
  6. Step 6: Final answer
    x = 503,456.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.