Home / 485,565.44-670,026.24-294,625.28

Finding the Fourth Proportional to 485,565.44, 670,026.24 and 294,625.28

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Solution

The fourth proportional to 485,565.44, 670,026.24 and 294,625.28 is: 406,550.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,565.44 : 670,026.24 = 294,625.28 : x
  2. Step 2: Convert to fraction form
    485,565.44/670,026.24 = 294,625.28/x
  3. Step 3: Cross multiply
    485,565.44x = 670,026.24 × 294,625.28
  4. Step 4: Simplify right side
    485,565.44x = 197,406,668,567.35
  5. Step 5: Solve for x
    x = 197,406,668,567.35/485,565.44
  6. Step 6: Final answer
    x = 406,550.08

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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.