Home / 1,078,203.80-1,617,449.70-368,053.40

Finding the Fourth Proportional to 1,078,203.80, 1,617,449.70 and 368,053.40

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Solution

The fourth proportional to 1,078,203.80, 1,617,449.70 and 368,053.40 is: 552,129.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,203.80 : 1,617,449.70 = 368,053.40 : x
  2. Step 2: Convert to fraction form
    1,078,203.80/1,617,449.70 = 368,053.40/x
  3. Step 3: Cross multiply
    1,078,203.80x = 1,617,449.70 × 368,053.40
  4. Step 4: Simplify right side
    1,078,203.80x = 595,307,861,413.98
  5. Step 5: Solve for x
    x = 595,307,861,413.98/1,078,203.80
  6. Step 6: Final answer
    x = 552,129.26

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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.