Home / 313,650.09-470,015.73-155,562.93

Finding the Fourth Proportional to 313,650.09, 470,015.73 and 155,562.93

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Solution

The fourth proportional to 313,650.09, 470,015.73 and 155,562.93 is: 233,116.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,650.09 : 470,015.73 = 155,562.93 : x
  2. Step 2: Convert to fraction form
    313,650.09/470,015.73 = 155,562.93/x
  3. Step 3: Cross multiply
    313,650.09x = 470,015.73 × 155,562.93
  4. Step 4: Simplify right side
    313,650.09x = 73,117,024,104.89
  5. Step 5: Solve for x
    x = 73,117,024,104.89/313,650.09
  6. Step 6: Final answer
    x = 233,116.54

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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.