Home / 913,500.58-1,260,525.62-526,372.42

Finding the Fourth Proportional to 913,500.58, 1,260,525.62 and 526,372.42

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Solution

The fourth proportional to 913,500.58, 1,260,525.62 and 526,372.42 is: 726,333.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,500.58 : 1,260,525.62 = 526,372.42 : x
  2. Step 2: Convert to fraction form
    913,500.58/1,260,525.62 = 526,372.42/x
  3. Step 3: Cross multiply
    913,500.58x = 1,260,525.62 × 526,372.42
  4. Step 4: Simplify right side
    913,500.58x = 663,505,921,071.40
  5. Step 5: Solve for x
    x = 663,505,921,071.40/913,500.58
  6. Step 6: Final answer
    x = 726,333.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.