Home / 772,432.54-1,158,723.29-239,810.56

Finding the Fourth Proportional to 772,432.54, 1,158,723.29 and 239,810.56

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Solution

The fourth proportional to 772,432.54, 1,158,723.29 and 239,810.56 is: 359,738.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,432.54 : 1,158,723.29 = 239,810.56 : x
  2. Step 2: Convert to fraction form
    772,432.54/1,158,723.29 = 239,810.56/x
  3. Step 3: Cross multiply
    772,432.54x = 1,158,723.29 × 239,810.56
  4. Step 4: Simplify right side
    772,432.54x = 277,874,078,762.66
  5. Step 5: Solve for x
    x = 277,874,078,762.66/772,432.54
  6. Step 6: Final answer
    x = 359,738.96

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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.