Home / 407,655.21-562,616.01-246,511.38

Finding the Fourth Proportional to 407,655.21, 562,616.01 and 246,511.38

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Solution

The fourth proportional to 407,655.21, 562,616.01 and 246,511.38 is: 340,217.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,655.21 : 562,616.01 = 246,511.38 : x
  2. Step 2: Convert to fraction form
    407,655.21/562,616.01 = 246,511.38/x
  3. Step 3: Cross multiply
    407,655.21x = 562,616.01 × 246,511.38
  4. Step 4: Simplify right side
    407,655.21x = 138,691,249,035.19
  5. Step 5: Solve for x
    x = 138,691,249,035.19/407,655.21
  6. Step 6: Final answer
    x = 340,217.04

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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.