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Finding the Fourth Proportional to 549,368.43, 824,289.45 and 296,598.71

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Solution

The fourth proportional to 549,368.43, 824,289.45 and 296,598.71 is: 445,025.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,368.43 : 824,289.45 = 296,598.71 : x
  2. Step 2: Convert to fraction form
    549,368.43/824,289.45 = 296,598.71/x
  3. Step 3: Cross multiply
    549,368.43x = 824,289.45 × 296,598.71
  4. Step 4: Simplify right side
    549,368.43x = 244,483,188,485.09
  5. Step 5: Solve for x
    x = 244,483,188,485.09/549,368.43
  6. Step 6: Final answer
    x = 445,025.92

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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.