Home / 816,853.68-1,224,444.60-283,937.40

Finding the Fourth Proportional to 816,853.68, 1,224,444.60 and 283,937.40

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Solution

The fourth proportional to 816,853.68, 1,224,444.60 and 283,937.40 is: 425,615.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,853.68 : 1,224,444.60 = 283,937.40 : x
  2. Step 2: Convert to fraction form
    816,853.68/1,224,444.60 = 283,937.40/x
  3. Step 3: Cross multiply
    816,853.68x = 1,224,444.60 × 283,937.40
  4. Step 4: Simplify right side
    816,853.68x = 347,665,616,168.04
  5. Step 5: Solve for x
    x = 347,665,616,168.04/816,853.68
  6. Step 6: Final answer
    x = 425,615.54

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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.