Home / 366,666.18-549,977.75-100,407.10

Finding the Fourth Proportional to 366,666.18, 549,977.75 and 100,407.10

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Solution

The fourth proportional to 366,666.18, 549,977.75 and 100,407.10 is: 150,604.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,666.18 : 549,977.75 = 100,407.10 : x
  2. Step 2: Convert to fraction form
    366,666.18/549,977.75 = 100,407.10/x
  3. Step 3: Cross multiply
    366,666.18x = 549,977.75 × 100,407.10
  4. Step 4: Simplify right side
    366,666.18x = 55,221,670,942.03
  5. Step 5: Solve for x
    x = 55,221,670,942.03/366,666.18
  6. Step 6: Final answer
    x = 150,604.76

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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.