Home / 977,263.98-1,465,917.23-687,893.10

Finding the Fourth Proportional to 977,263.98, 1,465,917.23 and 687,893.10

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Solution

The fourth proportional to 977,263.98, 1,465,917.23 and 687,893.10 is: 1,031,854.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,263.98 : 1,465,917.23 = 687,893.10 : x
  2. Step 2: Convert to fraction form
    977,263.98/1,465,917.23 = 687,893.10/x
  3. Step 3: Cross multiply
    977,263.98x = 1,465,917.23 × 687,893.10
  4. Step 4: Simplify right side
    977,263.98x = 1,008,394,347,688.11
  5. Step 5: Solve for x
    x = 1,008,394,347,688.11/977,263.98
  6. Step 6: Final answer
    x = 1,031,854.61

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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.