Home / 746,858.34-1,030,633.29-407,306.34

Finding the Fourth Proportional to 746,858.34, 1,030,633.29 and 407,306.34

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Solution

The fourth proportional to 746,858.34, 1,030,633.29 and 407,306.34 is: 562,065.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,858.34 : 1,030,633.29 = 407,306.34 : x
  2. Step 2: Convert to fraction form
    746,858.34/1,030,633.29 = 407,306.34/x
  3. Step 3: Cross multiply
    746,858.34x = 1,030,633.29 × 407,306.34
  4. Step 4: Simplify right side
    746,858.34x = 419,783,473,232.06
  5. Step 5: Solve for x
    x = 419,783,473,232.06/746,858.34
  6. Step 6: Final answer
    x = 562,065.72

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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.