Home / 907,361.96-1,361,988.75-402,277.63

Finding the Fourth Proportional to 907,361.96, 1,361,988.75 and 402,277.63

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Solution

The fourth proportional to 907,361.96, 1,361,988.75 and 402,277.63 is: 603,835.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,361.96 : 1,361,988.75 = 402,277.63 : x
  2. Step 2: Convert to fraction form
    907,361.96/1,361,988.75 = 402,277.63/x
  3. Step 3: Cross multiply
    907,361.96x = 1,361,988.75 × 402,277.63
  4. Step 4: Simplify right side
    907,361.96x = 547,897,606,436.66
  5. Step 5: Solve for x
    x = 547,897,606,436.66/907,361.96
  6. Step 6: Final answer
    x = 603,835.77

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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.