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Finding the Fourth Proportional to 622,993.35, 934,519.71 and 302,763.71

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Solution

The fourth proportional to 622,993.35, 934,519.71 and 302,763.71 is: 454,159.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,993.35 : 934,519.71 = 302,763.71 : x
  2. Step 2: Convert to fraction form
    622,993.35/934,519.71 = 302,763.71/x
  3. Step 3: Cross multiply
    622,993.35x = 934,519.71 × 302,763.71
  4. Step 4: Simplify right side
    622,993.35x = 282,938,649,795.13
  5. Step 5: Solve for x
    x = 282,938,649,795.13/622,993.35
  6. Step 6: Final answer
    x = 454,159.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.