Home / 802,772.16-1,202,829.63-352,818.78

Finding the Fourth Proportional to 802,772.16, 1,202,829.63 and 352,818.78

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Solution

The fourth proportional to 802,772.16, 1,202,829.63 and 352,818.78 is: 528,644.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,772.16 : 1,202,829.63 = 352,818.78 : x
  2. Step 2: Convert to fraction form
    802,772.16/1,202,829.63 = 352,818.78/x
  3. Step 3: Cross multiply
    802,772.16x = 1,202,829.63 × 352,818.78
  4. Step 4: Simplify right side
    802,772.16x = 424,380,882,604.45
  5. Step 5: Solve for x
    x = 424,380,882,604.45/802,772.16
  6. Step 6: Final answer
    x = 528,644.25

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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.