Home / 1,090,164.84-1,635,438.42-450,465.72

Finding the Fourth Proportional to 1,090,164.84, 1,635,438.42 and 450,465.72

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Solution

The fourth proportional to 1,090,164.84, 1,635,438.42 and 450,465.72 is: 675,777.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,164.84 : 1,635,438.42 = 450,465.72 : x
  2. Step 2: Convert to fraction form
    1,090,164.84/1,635,438.42 = 450,465.72/x
  3. Step 3: Cross multiply
    1,090,164.84x = 1,635,438.42 × 450,465.72
  4. Step 4: Simplify right side
    1,090,164.84x = 736,708,945,380.96
  5. Step 5: Solve for x
    x = 736,708,945,380.96/1,090,164.84
  6. Step 6: Final answer
    x = 675,777.57

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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.