Home / 714,417.12-1,071,812.41-414,609.49

Finding the Fourth Proportional to 714,417.12, 1,071,812.41 and 414,609.49

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Solution

The fourth proportional to 714,417.12, 1,071,812.41 and 414,609.49 is: 622,022.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,417.12 : 1,071,812.41 = 414,609.49 : x
  2. Step 2: Convert to fraction form
    714,417.12/1,071,812.41 = 414,609.49/x
  3. Step 3: Cross multiply
    714,417.12x = 1,071,812.41 × 414,609.49
  4. Step 4: Simplify right side
    714,417.12x = 444,383,596,685.77
  5. Step 5: Solve for x
    x = 444,383,596,685.77/714,417.12
  6. Step 6: Final answer
    x = 622,022.60

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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.