Home / 769,904.04-1,155,009.54-237,401.94

Finding the Fourth Proportional to 769,904.04, 1,155,009.54 and 237,401.94

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Solution

The fourth proportional to 769,904.04, 1,155,009.54 and 237,401.94 is: 356,150.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,904.04 : 1,155,009.54 = 237,401.94 : x
  2. Step 2: Convert to fraction form
    769,904.04/1,155,009.54 = 237,401.94/x
  3. Step 3: Cross multiply
    769,904.04x = 1,155,009.54 × 237,401.94
  4. Step 4: Simplify right side
    769,904.04x = 274,201,505,514.51
  5. Step 5: Solve for x
    x = 274,201,505,514.51/769,904.04
  6. Step 6: Final answer
    x = 356,150.24

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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.