Home / 801,958.23-1,106,561.70-457,636.95

Finding the Fourth Proportional to 801,958.23, 1,106,561.70 and 457,636.95

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Solution

The fourth proportional to 801,958.23, 1,106,561.70 and 457,636.95 is: 631,458.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,958.23 : 1,106,561.70 = 457,636.95 : x
  2. Step 2: Convert to fraction form
    801,958.23/1,106,561.70 = 457,636.95/x
  3. Step 3: Cross multiply
    801,958.23x = 1,106,561.70 × 457,636.95
  4. Step 4: Simplify right side
    801,958.23x = 506,403,521,374.82
  5. Step 5: Solve for x
    x = 506,403,521,374.82/801,958.23
  6. Step 6: Final answer
    x = 631,458.72

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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.