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Finding the Fourth Proportional to 366,720.01, 549,968.13 and 253,595.21

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Solution

The fourth proportional to 366,720.01, 549,968.13 and 253,595.21 is: 380,315.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,720.01 : 549,968.13 = 253,595.21 : x
  2. Step 2: Convert to fraction form
    366,720.01/549,968.13 = 253,595.21/x
  3. Step 3: Cross multiply
    366,720.01x = 549,968.13 × 253,595.21
  4. Step 4: Simplify right side
    366,720.01x = 139,469,280,670.82
  5. Step 5: Solve for x
    x = 139,469,280,670.82/366,720.01
  6. Step 6: Final answer
    x = 380,315.44

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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.