Home / 726,654.24-1,089,663.62-366,603.57

Finding the Fourth Proportional to 726,654.24, 1,089,663.62 and 366,603.57

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Solution

The fourth proportional to 726,654.24, 1,089,663.62 and 366,603.57 is: 549,745.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,654.24 : 1,089,663.62 = 366,603.57 : x
  2. Step 2: Convert to fraction form
    726,654.24/1,089,663.62 = 366,603.57/x
  3. Step 3: Cross multiply
    726,654.24x = 1,089,663.62 × 366,603.57
  4. Step 4: Simplify right side
    726,654.24x = 399,474,571,358.11
  5. Step 5: Solve for x
    x = 399,474,571,358.11/726,654.24
  6. Step 6: Final answer
    x = 549,745.05

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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.