Home / 1,147,047.60-1,720,485-463,977.84

Finding the Fourth Proportional to 1,147,047.60, 1,720,485 and 463,977.84

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Solution

The fourth proportional to 1,147,047.60, 1,720,485 and 463,977.84 is: 695,931.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,047.60 : 1,720,485 = 463,977.84 : x
  2. Step 2: Convert to fraction form
    1,147,047.60/1,720,485 = 463,977.84/x
  3. Step 3: Cross multiply
    1,147,047.60x = 1,720,485 × 463,977.84
  4. Step 4: Simplify right side
    1,147,047.60x = 798,266,914,052.40
  5. Step 5: Solve for x
    x = 798,266,914,052.40/1,147,047.60
  6. Step 6: Final answer
    x = 695,931.81

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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.