Home / 1,157,743.38-1,736,457.44-304,743.61

Finding the Fourth Proportional to 1,157,743.38, 1,736,457.44 and 304,743.61

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Solution

The fourth proportional to 1,157,743.38, 1,736,457.44 and 304,743.61 is: 457,073.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,743.38 : 1,736,457.44 = 304,743.61 : x
  2. Step 2: Convert to fraction form
    1,157,743.38/1,736,457.44 = 304,743.61/x
  3. Step 3: Cross multiply
    1,157,743.38x = 1,736,457.44 × 304,743.61
  4. Step 4: Simplify right side
    1,157,743.38x = 529,174,315,297.00
  5. Step 5: Solve for x
    x = 529,174,315,297.00/1,157,743.38
  6. Step 6: Final answer
    x = 457,073.93

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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.