Home / 584,784.77-806,917.10-326,629.91

Finding the Fourth Proportional to 584,784.77, 806,917.10 and 326,629.91

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Solution

The fourth proportional to 584,784.77, 806,917.10 and 326,629.91 is: 450,701.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,784.77 : 806,917.10 = 326,629.91 : x
  2. Step 2: Convert to fraction form
    584,784.77/806,917.10 = 326,629.91/x
  3. Step 3: Cross multiply
    584,784.77x = 806,917.10 × 326,629.91
  4. Step 4: Simplify right side
    584,784.77x = 263,563,259,750.46
  5. Step 5: Solve for x
    x = 263,563,259,750.46/584,784.77
  6. Step 6: Final answer
    x = 450,701.31

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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.