Home / 907,230.60-1,360,791.09-401,643.72

Finding the Fourth Proportional to 907,230.60, 1,360,791.09 and 401,643.72

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Solution

The fourth proportional to 907,230.60, 1,360,791.09 and 401,643.72 is: 602,441.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,230.60 : 1,360,791.09 = 401,643.72 : x
  2. Step 2: Convert to fraction form
    907,230.60/1,360,791.09 = 401,643.72/x
  3. Step 3: Cross multiply
    907,230.60x = 1,360,791.09 × 401,643.72
  4. Step 4: Simplify right side
    907,230.60x = 546,553,195,530.46
  5. Step 5: Solve for x
    x = 546,553,195,530.46/907,230.60
  6. Step 6: Final answer
    x = 602,441.31

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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.