Home / 1,144,473.60-1,716,940.80-396,364.80

Finding the Fourth Proportional to 1,144,473.60, 1,716,940.80 and 396,364.80

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Solution

The fourth proportional to 1,144,473.60, 1,716,940.80 and 396,364.80 is: 594,626.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,473.60 : 1,716,940.80 = 396,364.80 : x
  2. Step 2: Convert to fraction form
    1,144,473.60/1,716,940.80 = 396,364.80/x
  3. Step 3: Cross multiply
    1,144,473.60x = 1,716,940.80 × 396,364.80
  4. Step 4: Simplify right side
    1,144,473.60x = 680,534,896,803.84
  5. Step 5: Solve for x
    x = 680,534,896,803.84/1,144,473.60
  6. Step 6: Final answer
    x = 594,626.99

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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.