Home / 790,088.39-1,090,313.78-427,504.24

Finding the Fourth Proportional to 790,088.39, 1,090,313.78 and 427,504.24

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Solution

The fourth proportional to 790,088.39, 1,090,313.78 and 427,504.24 is: 589,951.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,088.39 : 1,090,313.78 = 427,504.24 : x
  2. Step 2: Convert to fraction form
    790,088.39/1,090,313.78 = 427,504.24/x
  3. Step 3: Cross multiply
    790,088.39x = 1,090,313.78 × 427,504.24
  4. Step 4: Simplify right side
    790,088.39x = 466,113,759,017.12
  5. Step 5: Solve for x
    x = 466,113,759,017.12/790,088.39
  6. Step 6: Final answer
    x = 589,951.41

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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.