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Finding the Fourth Proportional to 997,074.72, 1,495,809.30 and 365,994

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Solution

The fourth proportional to 997,074.72, 1,495,809.30 and 365,994 is: 549,063.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,074.72 : 1,495,809.30 = 365,994 : x
  2. Step 2: Convert to fraction form
    997,074.72/1,495,809.30 = 365,994/x
  3. Step 3: Cross multiply
    997,074.72x = 1,495,809.30 × 365,994
  4. Step 4: Simplify right side
    997,074.72x = 547,457,228,944.20
  5. Step 5: Solve for x
    x = 547,457,228,944.20/997,074.72
  6. Step 6: Final answer
    x = 549,063.39

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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.