Home / 1,434,175-2,151,262.66-436,903

Finding the Fourth Proportional to 1,434,175, 2,151,262.66 and 436,903

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Solution

The fourth proportional to 1,434,175, 2,151,262.66 and 436,903 is: 655,354.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,175 : 2,151,262.66 = 436,903 : x
  2. Step 2: Convert to fraction form
    1,434,175/2,151,262.66 = 436,903/x
  3. Step 3: Cross multiply
    1,434,175x = 2,151,262.66 × 436,903
  4. Step 4: Simplify right side
    1,434,175x = 939,893,109,941.98
  5. Step 5: Solve for x
    x = 939,893,109,941.98/1,434,175
  6. Step 6: Final answer
    x = 655,354.55

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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.