Home / 907,796.51-1,357,902.38-637,905.68

Finding the Fourth Proportional to 907,796.51, 1,357,902.38 and 637,905.68

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Solution

The fourth proportional to 907,796.51, 1,357,902.38 and 637,905.68 is: 954,193.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,796.51 : 1,357,902.38 = 637,905.68 : x
  2. Step 2: Convert to fraction form
    907,796.51/1,357,902.38 = 637,905.68/x
  3. Step 3: Cross multiply
    907,796.51x = 1,357,902.38 × 637,905.68
  4. Step 4: Simplify right side
    907,796.51x = 866,213,637,396.69
  5. Step 5: Solve for x
    x = 866,213,637,396.69/907,796.51
  6. Step 6: Final answer
    x = 954,193.61

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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.