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Finding the Fourth Proportional to 578,594.88, 798,455.70 and 323,950.32

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Solution

The fourth proportional to 578,594.88, 798,455.70 and 323,950.32 is: 447,048.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,594.88 : 798,455.70 = 323,950.32 : x
  2. Step 2: Convert to fraction form
    578,594.88/798,455.70 = 323,950.32/x
  3. Step 3: Cross multiply
    578,594.88x = 798,455.70 × 323,950.32
  4. Step 4: Simplify right side
    578,594.88x = 258,659,979,520.82
  5. Step 5: Solve for x
    x = 258,659,979,520.82/578,594.88
  6. Step 6: Final answer
    x = 447,048.51

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1.5x scale

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.