Home / 636,964.04-955,571.34-210,482.66

Finding the Fourth Proportional to 636,964.04, 955,571.34 and 210,482.66

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Solution

The fourth proportional to 636,964.04, 955,571.34 and 210,482.66 is: 315,765.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,964.04 : 955,571.34 = 210,482.66 : x
  2. Step 2: Convert to fraction form
    636,964.04/955,571.34 = 210,482.66/x
  3. Step 3: Cross multiply
    636,964.04x = 955,571.34 × 210,482.66
  4. Step 4: Simplify right side
    636,964.04x = 201,131,197,462.96
  5. Step 5: Solve for x
    x = 201,131,197,462.96/636,964.04
  6. Step 6: Final answer
    x = 315,765.39

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Double scale
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Similar ratio
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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.