Home / 816,064.80-1,224,097.20-802,240.80

Finding the Fourth Proportional to 816,064.80, 1,224,097.20 and 802,240.80

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Solution

The fourth proportional to 816,064.80, 1,224,097.20 and 802,240.80 is: 1,203,361.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,064.80 : 1,224,097.20 = 802,240.80 : x
  2. Step 2: Convert to fraction form
    816,064.80/1,224,097.20 = 802,240.80/x
  3. Step 3: Cross multiply
    816,064.80x = 1,224,097.20 × 802,240.80
  4. Step 4: Simplify right side
    816,064.80x = 982,020,717,005.76
  5. Step 5: Solve for x
    x = 982,020,717,005.76/816,064.80
  6. Step 6: Final answer
    x = 1,203,361.20

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Double scale
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1.5x scale

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.