Home / 877,868.06-1,316,802.09-246,781.86

Finding the Fourth Proportional to 877,868.06, 1,316,802.09 and 246,781.86

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Solution

The fourth proportional to 877,868.06, 1,316,802.09 and 246,781.86 is: 370,172.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,868.06 : 1,316,802.09 = 246,781.86 : x
  2. Step 2: Convert to fraction form
    877,868.06/1,316,802.09 = 246,781.86/x
  3. Step 3: Cross multiply
    877,868.06x = 1,316,802.09 × 246,781.86
  4. Step 4: Simplify right side
    877,868.06x = 324,962,869,022.09
  5. Step 5: Solve for x
    x = 324,962,869,022.09/877,868.06
  6. Step 6: Final answer
    x = 370,172.79

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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.