Home / 790,190.96-1,090,463.49-427,614.81

Finding the Fourth Proportional to 790,190.96, 1,090,463.49 and 427,614.81

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Solution

The fourth proportional to 790,190.96, 1,090,463.49 and 427,614.81 is: 590,108.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,190.96 : 1,090,463.49 = 427,614.81 : x
  2. Step 2: Convert to fraction form
    790,190.96/1,090,463.49 = 427,614.81/x
  3. Step 3: Cross multiply
    790,190.96x = 1,090,463.49 × 427,614.81
  4. Step 4: Simplify right side
    790,190.96x = 466,298,338,088.29
  5. Step 5: Solve for x
    x = 466,298,338,088.29/790,190.96
  6. Step 6: Final answer
    x = 590,108.42

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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.