Home / 790,482.58-1,090,868.57-427,906.34

Finding the Fourth Proportional to 790,482.58, 1,090,868.57 and 427,906.34

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Solution

The fourth proportional to 790,482.58, 1,090,868.57 and 427,906.34 is: 590,512.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,482.58 : 1,090,868.57 = 427,906.34 : x
  2. Step 2: Convert to fraction form
    790,482.58/1,090,868.57 = 427,906.34/x
  3. Step 3: Cross multiply
    790,482.58x = 1,090,868.57 × 427,906.34
  4. Step 4: Simplify right side
    790,482.58x = 466,789,577,209.73
  5. Step 5: Solve for x
    x = 466,789,577,209.73/790,482.58
  6. Step 6: Final answer
    x = 590,512.16

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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.