Home / 1,304,416.80-1,956,965.40-505,724.40

Finding the Fourth Proportional to 1,304,416.80, 1,956,965.40 and 505,724.40

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Solution

The fourth proportional to 1,304,416.80, 1,956,965.40 and 505,724.40 is: 758,718.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,416.80 : 1,956,965.40 = 505,724.40 : x
  2. Step 2: Convert to fraction form
    1,304,416.80/1,956,965.40 = 505,724.40/x
  3. Step 3: Cross multiply
    1,304,416.80x = 1,956,965.40 × 505,724.40
  4. Step 4: Simplify right side
    1,304,416.80x = 989,685,152,735.76
  5. Step 5: Solve for x
    x = 989,685,152,735.76/1,304,416.80
  6. Step 6: Final answer
    x = 758,718.50

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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.