Home / 690,858.02-1,036,324.02-217,580.24

Finding the Fourth Proportional to 690,858.02, 1,036,324.02 and 217,580.24

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Solution

The fourth proportional to 690,858.02, 1,036,324.02 and 217,580.24 is: 326,382.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,858.02 : 1,036,324.02 = 217,580.24 : x
  2. Step 2: Convert to fraction form
    690,858.02/1,036,324.02 = 217,580.24/x
  3. Step 3: Cross multiply
    690,858.02x = 1,036,324.02 × 217,580.24
  4. Step 4: Simplify right side
    690,858.02x = 225,483,628,989.37
  5. Step 5: Solve for x
    x = 225,483,628,989.37/690,858.02
  6. Step 6: Final answer
    x = 326,382.01

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1.5x scale

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.