Home / 417,690.24-576,413.10-226,703.66

Finding the Fourth Proportional to 417,690.24, 576,413.10 and 226,703.66

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Solution

The fourth proportional to 417,690.24, 576,413.10 and 226,703.66 is: 312,851.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,690.24 : 576,413.10 = 226,703.66 : x
  2. Step 2: Convert to fraction form
    417,690.24/576,413.10 = 226,703.66/x
  3. Step 3: Cross multiply
    417,690.24x = 576,413.10 × 226,703.66
  4. Step 4: Simplify right side
    417,690.24x = 130,674,956,559.88
  5. Step 5: Solve for x
    x = 130,674,956,559.88/417,690.24
  6. Step 6: Final answer
    x = 312,851.35

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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.