Home / 366,981.10-549,815.55-300,058.90

Finding the Fourth Proportional to 366,981.10, 549,815.55 and 300,058.90

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Solution

The fourth proportional to 366,981.10, 549,815.55 and 300,058.90 is: 449,551.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,981.10 : 549,815.55 = 300,058.90 : x
  2. Step 2: Convert to fraction form
    366,981.10/549,815.55 = 300,058.90/x
  3. Step 3: Cross multiply
    366,981.10x = 549,815.55 × 300,058.90
  4. Step 4: Simplify right side
    366,981.10x = 164,977,049,135.90
  5. Step 5: Solve for x
    x = 164,977,049,135.90/366,981.10
  6. Step 6: Final answer
    x = 449,551.90

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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.