Home / 772,255.37-1,158,370.64-239,776.92

Finding the Fourth Proportional to 772,255.37, 1,158,370.64 and 239,776.92

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Solution

The fourth proportional to 772,255.37, 1,158,370.64 and 239,776.92 is: 359,661.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,255.37 : 1,158,370.64 = 239,776.92 : x
  2. Step 2: Convert to fraction form
    772,255.37/1,158,370.64 = 239,776.92/x
  3. Step 3: Cross multiply
    772,255.37x = 1,158,370.64 × 239,776.92
  4. Step 4: Simplify right side
    772,255.37x = 277,750,544,277.63
  5. Step 5: Solve for x
    x = 277,750,544,277.63/772,255.37
  6. Step 6: Final answer
    x = 359,661.53

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1.5x scale

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.