Home / 756,416.96-1,043,853.24-416,885.12

Finding the Fourth Proportional to 756,416.96, 1,043,853.24 and 416,885.12

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Solution

The fourth proportional to 756,416.96, 1,043,853.24 and 416,885.12 is: 575,300.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,416.96 : 1,043,853.24 = 416,885.12 : x
  2. Step 2: Convert to fraction form
    756,416.96/1,043,853.24 = 416,885.12/x
  3. Step 3: Cross multiply
    756,416.96x = 1,043,853.24 × 416,885.12
  4. Step 4: Simplify right side
    756,416.96x = 435,166,883,219.79
  5. Step 5: Solve for x
    x = 435,166,883,219.79/756,416.96
  6. Step 6: Final answer
    x = 575,300.27

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.