Home / 1,343,339.40-2,014,538.70-396,459.40

Finding the Fourth Proportional to 1,343,339.40, 2,014,538.70 and 396,459.40

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Solution

The fourth proportional to 1,343,339.40, 2,014,538.70 and 396,459.40 is: 594,550.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,339.40 : 2,014,538.70 = 396,459.40 : x
  2. Step 2: Convert to fraction form
    1,343,339.40/2,014,538.70 = 396,459.40/x
  3. Step 3: Cross multiply
    1,343,339.40x = 2,014,538.70 × 396,459.40
  4. Step 4: Simplify right side
    1,343,339.40x = 798,682,804,278.78
  5. Step 5: Solve for x
    x = 798,682,804,278.78/1,343,339.40
  6. Step 6: Final answer
    x = 594,550.27

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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.