Home / 1,106,984.36-1,660,520.28-308,335.70

Finding the Fourth Proportional to 1,106,984.36, 1,660,520.28 and 308,335.70

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Solution

The fourth proportional to 1,106,984.36, 1,660,520.28 and 308,335.70 is: 462,515.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,984.36 : 1,660,520.28 = 308,335.70 : x
  2. Step 2: Convert to fraction form
    1,106,984.36/1,660,520.28 = 308,335.70/x
  3. Step 3: Cross multiply
    1,106,984.36x = 1,660,520.28 × 308,335.70
  4. Step 4: Simplify right side
    1,106,984.36x = 511,997,674,595.40
  5. Step 5: Solve for x
    x = 511,997,674,595.40/1,106,984.36
  6. Step 6: Final answer
    x = 462,515.73

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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.