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Finding the Fourth Proportional to 602,050.44, 830,837.64 and 330,117.66

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Solution

The fourth proportional to 602,050.44, 830,837.64 and 330,117.66 is: 455,566.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,050.44 : 830,837.64 = 330,117.66 : x
  2. Step 2: Convert to fraction form
    602,050.44/830,837.64 = 330,117.66/x
  3. Step 3: Cross multiply
    602,050.44x = 830,837.64 × 330,117.66
  4. Step 4: Simplify right side
    602,050.44x = 274,274,177,556.72
  5. Step 5: Solve for x
    x = 274,274,177,556.72/602,050.44
  6. Step 6: Final answer
    x = 455,566.78

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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.