Home / 851,004.90-1,174,393.89-469,032.66

Finding the Fourth Proportional to 851,004.90, 1,174,393.89 and 469,032.66

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Solution

The fourth proportional to 851,004.90, 1,174,393.89 and 469,032.66 is: 647,269.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,004.90 : 1,174,393.89 = 469,032.66 : x
  2. Step 2: Convert to fraction form
    851,004.90/1,174,393.89 = 469,032.66/x
  3. Step 3: Cross multiply
    851,004.90x = 1,174,393.89 × 469,032.66
  4. Step 4: Simplify right side
    851,004.90x = 550,829,090,114.45
  5. Step 5: Solve for x
    x = 550,829,090,114.45/851,004.90
  6. Step 6: Final answer
    x = 647,269.00

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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.