Home / 750,052.76-1,035,064.92-405,881.16

Finding the Fourth Proportional to 750,052.76, 1,035,064.92 and 405,881.16

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Solution

The fourth proportional to 750,052.76, 1,035,064.92 and 405,881.16 is: 560,111.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,052.76 : 1,035,064.92 = 405,881.16 : x
  2. Step 2: Convert to fraction form
    750,052.76/1,035,064.92 = 405,881.16/x
  3. Step 3: Cross multiply
    750,052.76x = 1,035,064.92 × 405,881.16
  4. Step 4: Simplify right side
    750,052.76x = 420,113,345,229.58
  5. Step 5: Solve for x
    x = 420,113,345,229.58/750,052.76
  6. Step 6: Final answer
    x = 560,111.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.