Home / 945,412.80-1,416,936.60-472,230.24

Finding the Fourth Proportional to 945,412.80, 1,416,936.60 and 472,230.24

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Solution

The fourth proportional to 945,412.80, 1,416,936.60 and 472,230.24 is: 707,754.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,412.80 : 1,416,936.60 = 472,230.24 : x
  2. Step 2: Convert to fraction form
    945,412.80/1,416,936.60 = 472,230.24/x
  3. Step 3: Cross multiply
    945,412.80x = 1,416,936.60 × 472,230.24
  4. Step 4: Simplify right side
    945,412.80x = 669,120,310,682.78
  5. Step 5: Solve for x
    x = 669,120,310,682.78/945,412.80
  6. Step 6: Final answer
    x = 707,754.66

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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.