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Finding the Fourth Proportional to 366,038.55, 549,007.20 and 113,492.70

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Solution

The fourth proportional to 366,038.55, 549,007.20 and 113,492.70 is: 170,223.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,038.55 : 549,007.20 = 113,492.70 : x
  2. Step 2: Convert to fraction form
    366,038.55/549,007.20 = 113,492.70/x
  3. Step 3: Cross multiply
    366,038.55x = 549,007.20 × 113,492.70
  4. Step 4: Simplify right side
    366,038.55x = 62,308,309,447.44
  5. Step 5: Solve for x
    x = 62,308,309,447.44/366,038.55
  6. Step 6: Final answer
    x = 170,223.35

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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.