Home / 1,515,243.64-2,272,810.10-450,258.02

Finding the Fourth Proportional to 1,515,243.64, 2,272,810.10 and 450,258.02

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Solution

The fourth proportional to 1,515,243.64, 2,272,810.10 and 450,258.02 is: 675,370.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,243.64 : 2,272,810.10 = 450,258.02 : x
  2. Step 2: Convert to fraction form
    1,515,243.64/2,272,810.10 = 450,258.02/x
  3. Step 3: Cross multiply
    1,515,243.64x = 2,272,810.10 × 450,258.02
  4. Step 4: Simplify right side
    1,515,243.64x = 1,023,350,976,587.65
  5. Step 5: Solve for x
    x = 1,023,350,976,587.65/1,515,243.64
  6. Step 6: Final answer
    x = 675,370.58

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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.