Home / 698,511.58-1,046,890.68-298,682.08

Finding the Fourth Proportional to 698,511.58, 1,046,890.68 and 298,682.08

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Solution

The fourth proportional to 698,511.58, 1,046,890.68 and 298,682.08 is: 447,648.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,511.58 : 1,046,890.68 = 298,682.08 : x
  2. Step 2: Convert to fraction form
    698,511.58/1,046,890.68 = 298,682.08/x
  3. Step 3: Cross multiply
    698,511.58x = 1,046,890.68 × 298,682.08
  4. Step 4: Simplify right side
    698,511.58x = 312,687,485,835.01
  5. Step 5: Solve for x
    x = 312,687,485,835.01/698,511.58
  6. Step 6: Final answer
    x = 447,648.25

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1.5x scale

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.