Home / 759,516.04-1,048,111.41-419,972.68

Finding the Fourth Proportional to 759,516.04, 1,048,111.41 and 419,972.68

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Solution

The fourth proportional to 759,516.04, 1,048,111.41 and 419,972.68 is: 579,550.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,516.04 : 1,048,111.41 = 419,972.68 : x
  2. Step 2: Convert to fraction form
    759,516.04/1,048,111.41 = 419,972.68/x
  3. Step 3: Cross multiply
    759,516.04x = 1,048,111.41 × 419,972.68
  4. Step 4: Simplify right side
    759,516.04x = 440,178,157,796.28
  5. Step 5: Solve for x
    x = 440,178,157,796.28/759,516.04
  6. Step 6: Final answer
    x = 579,550.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.