Home / 1,010,400.89-1,394,318.48-602,292.31

Finding the Fourth Proportional to 1,010,400.89, 1,394,318.48 and 602,292.31

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Solution

The fourth proportional to 1,010,400.89, 1,394,318.48 and 602,292.31 is: 831,142.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,400.89 : 1,394,318.48 = 602,292.31 : x
  2. Step 2: Convert to fraction form
    1,010,400.89/1,394,318.48 = 602,292.31/x
  3. Step 3: Cross multiply
    1,010,400.89x = 1,394,318.48 × 602,292.31
  4. Step 4: Simplify right side
    1,010,400.89x = 839,787,291,697.63
  5. Step 5: Solve for x
    x = 839,787,291,697.63/1,010,400.89
  6. Step 6: Final answer
    x = 831,142.67

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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.