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Finding the Fourth Proportional to 576,092.15, 794,785.43 and 360,857.51

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Solution

The fourth proportional to 576,092.15, 794,785.43 and 360,857.51 is: 497,844.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,092.15 : 794,785.43 = 360,857.51 : x
  2. Step 2: Convert to fraction form
    576,092.15/794,785.43 = 360,857.51/x
  3. Step 3: Cross multiply
    576,092.15x = 794,785.43 × 360,857.51
  4. Step 4: Simplify right side
    576,092.15x = 286,804,285,475.87
  5. Step 5: Solve for x
    x = 286,804,285,475.87/576,092.15
  6. Step 6: Final answer
    x = 497,844.46

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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.