Home / 1,114,845.02-1,672,153.61-305,301.42

Finding the Fourth Proportional to 1,114,845.02, 1,672,153.61 and 305,301.42

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Solution

The fourth proportional to 1,114,845.02, 1,672,153.61 and 305,301.42 is: 457,920.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,845.02 : 1,672,153.61 = 305,301.42 : x
  2. Step 2: Convert to fraction form
    1,114,845.02/1,672,153.61 = 305,301.42/x
  3. Step 3: Cross multiply
    1,114,845.02x = 1,672,153.61 × 305,301.42
  4. Step 4: Simplify right side
    1,114,845.02x = 510,510,871,591.13
  5. Step 5: Solve for x
    x = 510,510,871,591.13/1,114,845.02
  6. Step 6: Final answer
    x = 457,920.93

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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.