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Finding the Fourth Proportional to 549,596.60, 824,492.10 and 194,816.60

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Solution

The fourth proportional to 549,596.60, 824,492.10 and 194,816.60 is: 292,259.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,596.60 : 824,492.10 = 194,816.60 : x
  2. Step 2: Convert to fraction form
    549,596.60/824,492.10 = 194,816.60/x
  3. Step 3: Cross multiply
    549,596.60x = 824,492.10 × 194,816.60
  4. Step 4: Simplify right side
    549,596.60x = 160,624,747,648.86
  5. Step 5: Solve for x
    x = 160,624,747,648.86/549,596.60
  6. Step 6: Final answer
    x = 292,259.35

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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.