Home / 790,214.00-1,090,495.26-427,637.86

Finding the Fourth Proportional to 790,214.00, 1,090,495.26 and 427,637.86

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Solution

The fourth proportional to 790,214.00, 1,090,495.26 and 427,637.86 is: 590,140.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,214.00 : 1,090,495.26 = 427,637.86 : x
  2. Step 2: Convert to fraction form
    790,214.00/1,090,495.26 = 427,637.86/x
  3. Step 3: Cross multiply
    790,214.00x = 1,090,495.26 × 427,637.86
  4. Step 4: Simplify right side
    790,214.00x = 466,337,056,600.31
  5. Step 5: Solve for x
    x = 466,337,056,600.31/790,214.00
  6. Step 6: Final answer
    x = 590,140.21

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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.