Home / 1,150,276.80-1,725,415.20-308,913.60

Finding the Fourth Proportional to 1,150,276.80, 1,725,415.20 and 308,913.60

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Solution

The fourth proportional to 1,150,276.80, 1,725,415.20 and 308,913.60 is: 463,370.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,276.80 : 1,725,415.20 = 308,913.60 : x
  2. Step 2: Convert to fraction form
    1,150,276.80/1,725,415.20 = 308,913.60/x
  3. Step 3: Cross multiply
    1,150,276.80x = 1,725,415.20 × 308,913.60
  4. Step 4: Simplify right side
    1,150,276.80x = 533,004,220,926.72
  5. Step 5: Solve for x
    x = 533,004,220,926.72/1,150,276.80
  6. Step 6: Final answer
    x = 463,370.40

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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.