Home / 937,122.31-1,405,504.71-456,868.05

Finding the Fourth Proportional to 937,122.31, 1,405,504.71 and 456,868.05

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Solution

The fourth proportional to 937,122.31, 1,405,504.71 and 456,868.05 is: 685,214.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,122.31 : 1,405,504.71 = 456,868.05 : x
  2. Step 2: Convert to fraction form
    937,122.31/1,405,504.71 = 456,868.05/x
  3. Step 3: Cross multiply
    937,122.31x = 1,405,504.71 × 456,868.05
  4. Step 4: Simplify right side
    937,122.31x = 642,130,190,852.87
  5. Step 5: Solve for x
    x = 642,130,190,852.87/937,122.31
  6. Step 6: Final answer
    x = 685,214.92

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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.