Home / 786,679.52-1,180,026.24-254,200.64

Finding the Fourth Proportional to 786,679.52, 1,180,026.24 and 254,200.64

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Solution

The fourth proportional to 786,679.52, 1,180,026.24 and 254,200.64 is: 381,303.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,679.52 : 1,180,026.24 = 254,200.64 : x
  2. Step 2: Convert to fraction form
    786,679.52/1,180,026.24 = 254,200.64/x
  3. Step 3: Cross multiply
    786,679.52x = 1,180,026.24 × 254,200.64
  4. Step 4: Simplify right side
    786,679.52x = 299,963,425,424.79
  5. Step 5: Solve for x
    x = 299,963,425,424.79/786,679.52
  6. Step 6: Final answer
    x = 381,303.21

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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.