Home / 906,403.94-1,358,381.15-345,132.26

Finding the Fourth Proportional to 906,403.94, 1,358,381.15 and 345,132.26

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Solution

The fourth proportional to 906,403.94, 1,358,381.15 and 345,132.26 is: 517,232.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,403.94 : 1,358,381.15 = 345,132.26 : x
  2. Step 2: Convert to fraction form
    906,403.94/1,358,381.15 = 345,132.26/x
  3. Step 3: Cross multiply
    906,403.94x = 1,358,381.15 × 345,132.26
  4. Step 4: Simplify right side
    906,403.94x = 468,821,147,723.33
  5. Step 5: Solve for x
    x = 468,821,147,723.33/906,403.94
  6. Step 6: Final answer
    x = 517,232.03

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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.