Home / 1,022,408.07-1,533,615.75-312,433.16

Finding the Fourth Proportional to 1,022,408.07, 1,533,615.75 and 312,433.16

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Solution

The fourth proportional to 1,022,408.07, 1,533,615.75 and 312,433.16 is: 468,650.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,408.07 : 1,533,615.75 = 312,433.16 : x
  2. Step 2: Convert to fraction form
    1,022,408.07/1,533,615.75 = 312,433.16/x
  3. Step 3: Cross multiply
    1,022,408.07x = 1,533,615.75 × 312,433.16
  4. Step 4: Simplify right side
    1,022,408.07x = 479,152,407,330.19
  5. Step 5: Solve for x
    x = 479,152,407,330.19/1,022,408.07
  6. Step 6: Final answer
    x = 468,650.85

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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.