Home / 1,106,454.80-1,659,455.40-307,535.60

Finding the Fourth Proportional to 1,106,454.80, 1,659,455.40 and 307,535.60

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Solution

The fourth proportional to 1,106,454.80, 1,659,455.40 and 307,535.60 is: 461,240.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,454.80 : 1,659,455.40 = 307,535.60 : x
  2. Step 2: Convert to fraction form
    1,106,454.80/1,659,455.40 = 307,535.60/x
  3. Step 3: Cross multiply
    1,106,454.80x = 1,659,455.40 × 307,535.60
  4. Step 4: Simplify right side
    1,106,454.80x = 510,341,612,112.24
  5. Step 5: Solve for x
    x = 510,341,612,112.24/1,106,454.80
  6. Step 6: Final answer
    x = 461,240.36

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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.