Home / 651,421.88-977,017.89-251,734.06

Finding the Fourth Proportional to 651,421.88, 977,017.89 and 251,734.06

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Solution

The fourth proportional to 651,421.88, 977,017.89 and 251,734.06 is: 377,556.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,421.88 : 977,017.89 = 251,734.06 : x
  2. Step 2: Convert to fraction form
    651,421.88/977,017.89 = 251,734.06/x
  3. Step 3: Cross multiply
    651,421.88x = 977,017.89 × 251,734.06
  4. Step 4: Simplify right side
    651,421.88x = 245,948,675,257.24
  5. Step 5: Solve for x
    x = 245,948,675,257.24/651,421.88
  6. Step 6: Final answer
    x = 377,556.67

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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.