Home / 452,835.13-625,460.55-330,133.19

Finding the Fourth Proportional to 452,835.13, 625,460.55 and 330,133.19

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Solution

The fourth proportional to 452,835.13, 625,460.55 and 330,133.19 is: 455,983.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,835.13 : 625,460.55 = 330,133.19 : x
  2. Step 2: Convert to fraction form
    452,835.13/625,460.55 = 330,133.19/x
  3. Step 3: Cross multiply
    452,835.13x = 625,460.55 × 330,133.19
  4. Step 4: Simplify right side
    452,835.13x = 206,485,286,590.66
  5. Step 5: Solve for x
    x = 206,485,286,590.66/452,835.13
  6. Step 6: Final answer
    x = 455,983.37

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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.