Home / 651,197.52-977,129.46-310,026.67

Finding the Fourth Proportional to 651,197.52, 977,129.46 and 310,026.67

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Solution

The fourth proportional to 651,197.52, 977,129.46 and 310,026.67 is: 465,198.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,197.52 : 977,129.46 = 310,026.67 : x
  2. Step 2: Convert to fraction form
    651,197.52/977,129.46 = 310,026.67/x
  3. Step 3: Cross multiply
    651,197.52x = 977,129.46 × 310,026.67
  4. Step 4: Simplify right side
    651,197.52x = 302,936,190,199.88
  5. Step 5: Solve for x
    x = 302,936,190,199.88/651,197.52
  6. Step 6: Final answer
    x = 465,198.62

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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.