Home / 776,615.36-1,164,923.52-215,649.92

Finding the Fourth Proportional to 776,615.36, 1,164,923.52 and 215,649.92

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Solution

The fourth proportional to 776,615.36, 1,164,923.52 and 215,649.92 is: 323,475.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,615.36 : 1,164,923.52 = 215,649.92 : x
  2. Step 2: Convert to fraction form
    776,615.36/1,164,923.52 = 215,649.92/x
  3. Step 3: Cross multiply
    776,615.36x = 1,164,923.52 × 215,649.92
  4. Step 4: Simplify right side
    776,615.36x = 251,215,663,894.12
  5. Step 5: Solve for x
    x = 251,215,663,894.12/776,615.36
  6. Step 6: Final answer
    x = 323,475.01

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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.