Home / 401,799.04-554,559.12-265,835.68

Finding the Fourth Proportional to 401,799.04, 554,559.12 and 265,835.68

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Solution

The fourth proportional to 401,799.04, 554,559.12 and 265,835.68 is: 366,903.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,799.04 : 554,559.12 = 265,835.68 : x
  2. Step 2: Convert to fraction form
    401,799.04/554,559.12 = 265,835.68/x
  3. Step 3: Cross multiply
    401,799.04x = 554,559.12 × 265,835.68
  4. Step 4: Simplify right side
    401,799.04x = 147,421,600,765.40
  5. Step 5: Solve for x
    x = 147,421,600,765.40/401,799.04
  6. Step 6: Final answer
    x = 366,903.82

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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.