Home / 738,626.49-1,019,382.90-432,959.67

Finding the Fourth Proportional to 738,626.49, 1,019,382.90 and 432,959.67

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Solution

The fourth proportional to 738,626.49, 1,019,382.90 and 432,959.67 is: 597,530.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,626.49 : 1,019,382.90 = 432,959.67 : x
  2. Step 2: Convert to fraction form
    738,626.49/1,019,382.90 = 432,959.67/x
  3. Step 3: Cross multiply
    738,626.49x = 1,019,382.90 × 432,959.67
  4. Step 4: Simplify right side
    738,626.49x = 441,351,683,987.64
  5. Step 5: Solve for x
    x = 441,351,683,987.64/738,626.49
  6. Step 6: Final answer
    x = 597,530.27

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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.