Home / 526,133.91-789,317.81-245,498.07

Finding the Fourth Proportional to 526,133.91, 789,317.81 and 245,498.07

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Solution

The fourth proportional to 526,133.91, 789,317.81 and 245,498.07 is: 368,301.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,133.91 : 789,317.81 = 245,498.07 : x
  2. Step 2: Convert to fraction form
    526,133.91/789,317.81 = 245,498.07/x
  3. Step 3: Cross multiply
    526,133.91x = 789,317.81 × 245,498.07
  4. Step 4: Simplify right side
    526,133.91x = 193,775,997,744.14
  5. Step 5: Solve for x
    x = 193,775,997,744.14/526,133.91
  6. Step 6: Final answer
    x = 368,301.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.