Home / 1,329,945.60-1,994,529.60-476,918.40

Finding the Fourth Proportional to 1,329,945.60, 1,994,529.60 and 476,918.40

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Solution

The fourth proportional to 1,329,945.60, 1,994,529.60 and 476,918.40 is: 715,238.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,945.60 : 1,994,529.60 = 476,918.40 : x
  2. Step 2: Convert to fraction form
    1,329,945.60/1,994,529.60 = 476,918.40/x
  3. Step 3: Cross multiply
    1,329,945.60x = 1,994,529.60 × 476,918.40
  4. Step 4: Simplify right side
    1,329,945.60x = 951,227,865,584.64
  5. Step 5: Solve for x
    x = 951,227,865,584.64/1,329,945.60
  6. Step 6: Final answer
    x = 715,238.18

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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.