Home / 672,495.85-1,008,961.85-402,581.94

Finding the Fourth Proportional to 672,495.85, 1,008,961.85 and 402,581.94

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Solution

The fourth proportional to 672,495.85, 1,008,961.85 and 402,581.94 is: 604,003.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,495.85 : 1,008,961.85 = 402,581.94 : x
  2. Step 2: Convert to fraction form
    672,495.85/1,008,961.85 = 402,581.94/x
  3. Step 3: Cross multiply
    672,495.85x = 1,008,961.85 × 402,581.94
  4. Step 4: Simplify right side
    672,495.85x = 406,189,818,958.99
  5. Step 5: Solve for x
    x = 406,189,818,958.99/672,495.85
  6. Step 6: Final answer
    x = 604,003.46

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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.