Home / 632,028.63-872,199.52-345,548.72

Finding the Fourth Proportional to 632,028.63, 872,199.52 and 345,548.72

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Solution

The fourth proportional to 632,028.63, 872,199.52 and 345,548.72 is: 476,857.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,028.63 : 872,199.52 = 345,548.72 : x
  2. Step 2: Convert to fraction form
    632,028.63/872,199.52 = 345,548.72/x
  3. Step 3: Cross multiply
    632,028.63x = 872,199.52 × 345,548.72
  4. Step 4: Simplify right side
    632,028.63x = 301,387,429,037.24
  5. Step 5: Solve for x
    x = 301,387,429,037.24/632,028.63
  6. Step 6: Final answer
    x = 476,857.24

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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.