Home / 1,166,455.20-1,749,420.23-418,501.20

Finding the Fourth Proportional to 1,166,455.20, 1,749,420.23 and 418,501.20

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Solution

The fourth proportional to 1,166,455.20, 1,749,420.23 and 418,501.20 is: 627,657.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,455.20 : 1,749,420.23 = 418,501.20 : x
  2. Step 2: Convert to fraction form
    1,166,455.20/1,749,420.23 = 418,501.20/x
  3. Step 3: Cross multiply
    1,166,455.20x = 1,749,420.23 × 418,501.20
  4. Step 4: Simplify right side
    1,166,455.20x = 732,134,463,466.77
  5. Step 5: Solve for x
    x = 732,134,463,466.77/1,166,455.20
  6. Step 6: Final answer
    x = 627,657.59

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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.