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Finding the Fourth Proportional to 433,697.32, 598,388.52 and 249,890.86

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Solution

The fourth proportional to 433,697.32, 598,388.52 and 249,890.86 is: 344,783.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,697.32 : 598,388.52 = 249,890.86 : x
  2. Step 2: Convert to fraction form
    433,697.32/598,388.52 = 249,890.86/x
  3. Step 3: Cross multiply
    433,697.32x = 598,388.52 × 249,890.86
  4. Step 4: Simplify right side
    433,697.32x = 149,531,821,876.93
  5. Step 5: Solve for x
    x = 149,531,821,876.93/433,697.32
  6. Step 6: Final answer
    x = 344,783.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.