Home / 1,305,027.20-1,957,537.14-358,398.80

Finding the Fourth Proportional to 1,305,027.20, 1,957,537.14 and 358,398.80

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Solution

The fourth proportional to 1,305,027.20, 1,957,537.14 and 358,398.80 is: 537,597.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,027.20 : 1,957,537.14 = 358,398.80 : x
  2. Step 2: Convert to fraction form
    1,305,027.20/1,957,537.14 = 358,398.80/x
  3. Step 3: Cross multiply
    1,305,027.20x = 1,957,537.14 × 358,398.80
  4. Step 4: Simplify right side
    1,305,027.20x = 701,578,961,931.43
  5. Step 5: Solve for x
    x = 701,578,961,931.43/1,305,027.20
  6. Step 6: Final answer
    x = 537,597.19

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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.