Home / 840,297.33-1,159,708.34-477,775.50

Finding the Fourth Proportional to 840,297.33, 1,159,708.34 and 477,775.50

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Solution

The fourth proportional to 840,297.33, 1,159,708.34 and 477,775.50 is: 659,385.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,297.33 : 1,159,708.34 = 477,775.50 : x
  2. Step 2: Convert to fraction form
    840,297.33/1,159,708.34 = 477,775.50/x
  3. Step 3: Cross multiply
    840,297.33x = 1,159,708.34 × 477,775.50
  4. Step 4: Simplify right side
    840,297.33x = 554,080,229,608.79
  5. Step 5: Solve for x
    x = 554,080,229,608.79/840,297.33
  6. Step 6: Final answer
    x = 659,385.92

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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.