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Finding the Fourth Proportional to 576,138.24, 794,849.04 and 360,903.60

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Solution

The fourth proportional to 576,138.24, 794,849.04 and 360,903.60 is: 497,908.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,138.24 : 794,849.04 = 360,903.60 : x
  2. Step 2: Convert to fraction form
    576,138.24/794,849.04 = 360,903.60/x
  3. Step 3: Cross multiply
    576,138.24x = 794,849.04 × 360,903.60
  4. Step 4: Simplify right side
    576,138.24x = 286,863,879,992.54
  5. Step 5: Solve for x
    x = 286,863,879,992.54/576,138.24
  6. Step 6: Final answer
    x = 497,908.07

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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.