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Finding the Fourth Proportional to 549,471.45, 824,325.07 and 170,384.04

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Solution

The fourth proportional to 549,471.45, 824,325.07 and 170,384.04 is: 255,612.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,471.45 : 824,325.07 = 170,384.04 : x
  2. Step 2: Convert to fraction form
    549,471.45/824,325.07 = 170,384.04/x
  3. Step 3: Cross multiply
    549,471.45x = 824,325.07 × 170,384.04
  4. Step 4: Simplify right side
    549,471.45x = 140,451,838,352.21
  5. Step 5: Solve for x
    x = 140,451,838,352.21/549,471.45
  6. Step 6: Final answer
    x = 255,612.62

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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.