Home / 1,077,802.80-1,616,704.20-368,631.60

Finding the Fourth Proportional to 1,077,802.80, 1,616,704.20 and 368,631.60

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Solution

The fourth proportional to 1,077,802.80, 1,616,704.20 and 368,631.60 is: 552,947.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,802.80 : 1,616,704.20 = 368,631.60 : x
  2. Step 2: Convert to fraction form
    1,077,802.80/1,616,704.20 = 368,631.60/x
  3. Step 3: Cross multiply
    1,077,802.80x = 1,616,704.20 × 368,631.60
  4. Step 4: Simplify right side
    1,077,802.80x = 595,968,255,972.72
  5. Step 5: Solve for x
    x = 595,968,255,972.72/1,077,802.80
  6. Step 6: Final answer
    x = 552,947.40

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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.