Home / 790,226.10-1,090,513.96-427,652.60

Finding the Fourth Proportional to 790,226.10, 1,090,513.96 and 427,652.60

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Solution

The fourth proportional to 790,226.10, 1,090,513.96 and 427,652.60 is: 590,161.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,226.10 : 1,090,513.96 = 427,652.60 : x
  2. Step 2: Convert to fraction form
    790,226.10/1,090,513.96 = 427,652.60/x
  3. Step 3: Cross multiply
    790,226.10x = 1,090,513.96 × 427,652.60
  4. Step 4: Simplify right side
    790,226.10x = 466,361,130,330.30
  5. Step 5: Solve for x
    x = 466,361,130,330.30/790,226.10
  6. Step 6: Final answer
    x = 590,161.64

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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.