Home / 1,166,430.20-1,749,645.29-279,966.20

Finding the Fourth Proportional to 1,166,430.20, 1,749,645.29 and 279,966.20

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Solution

The fourth proportional to 1,166,430.20, 1,749,645.29 and 279,966.20 is: 419,949.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,430.20 : 1,749,645.29 = 279,966.20 : x
  2. Step 2: Convert to fraction form
    1,166,430.20/1,749,645.29 = 279,966.20/x
  3. Step 3: Cross multiply
    1,166,430.20x = 1,749,645.29 × 279,966.20
  4. Step 4: Simplify right side
    1,166,430.20x = 489,841,533,041.14
  5. Step 5: Solve for x
    x = 489,841,533,041.14/1,166,430.20
  6. Step 6: Final answer
    x = 419,949.29

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Double scale
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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.