Home / 977,709.40-1,466,564.10-552,556.60

Finding the Fourth Proportional to 977,709.40, 1,466,564.10 and 552,556.60

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Solution

The fourth proportional to 977,709.40, 1,466,564.10 and 552,556.60 is: 828,834.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,709.40 : 1,466,564.10 = 552,556.60 : x
  2. Step 2: Convert to fraction form
    977,709.40/1,466,564.10 = 552,556.60/x
  3. Step 3: Cross multiply
    977,709.40x = 1,466,564.10 × 552,556.60
  4. Step 4: Simplify right side
    977,709.40x = 810,359,672,778.06
  5. Step 5: Solve for x
    x = 810,359,672,778.06/977,709.40
  6. Step 6: Final answer
    x = 828,834.90

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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.