Home / 806,735.40-1,210,103.10-334,343.40

Finding the Fourth Proportional to 806,735.40, 1,210,103.10 and 334,343.40

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Solution

The fourth proportional to 806,735.40, 1,210,103.10 and 334,343.40 is: 501,515.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,735.40 : 1,210,103.10 = 334,343.40 : x
  2. Step 2: Convert to fraction form
    806,735.40/1,210,103.10 = 334,343.40/x
  3. Step 3: Cross multiply
    806,735.40x = 1,210,103.10 × 334,343.40
  4. Step 4: Simplify right side
    806,735.40x = 404,589,984,804.54
  5. Step 5: Solve for x
    x = 404,589,984,804.54/806,735.40
  6. Step 6: Final answer
    x = 501,515.10

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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.