Home / 877,872.65-1,316,808.98-246,786.45

Finding the Fourth Proportional to 877,872.65, 1,316,808.98 and 246,786.45

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Solution

The fourth proportional to 877,872.65, 1,316,808.98 and 246,786.45 is: 370,179.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,872.65 : 1,316,808.98 = 246,786.45 : x
  2. Step 2: Convert to fraction form
    877,872.65/1,316,808.98 = 246,786.45/x
  3. Step 3: Cross multiply
    877,872.65x = 1,316,808.98 × 246,786.45
  4. Step 4: Simplify right side
    877,872.65x = 324,970,612,268.39
  5. Step 5: Solve for x
    x = 324,970,612,268.39/877,872.65
  6. Step 6: Final answer
    x = 370,179.68

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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.