Home / 1,022,913.03-1,534,313.70-312,941.01

Finding the Fourth Proportional to 1,022,913.03, 1,534,313.70 and 312,941.01

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Solution

The fourth proportional to 1,022,913.03, 1,534,313.70 and 312,941.01 is: 469,394.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,913.03 : 1,534,313.70 = 312,941.01 : x
  2. Step 2: Convert to fraction form
    1,022,913.03/1,534,313.70 = 312,941.01/x
  3. Step 3: Cross multiply
    1,022,913.03x = 1,534,313.70 × 312,941.01
  4. Step 4: Simplify right side
    1,022,913.03x = 480,149,678,934.84
  5. Step 5: Solve for x
    x = 480,149,678,934.84/1,022,913.03
  6. Step 6: Final answer
    x = 469,394.43

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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.