Home / 877,841.40-1,316,762.10-246,755.21

Finding the Fourth Proportional to 877,841.40, 1,316,762.10 and 246,755.21

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Solution

The fourth proportional to 877,841.40, 1,316,762.10 and 246,755.21 is: 370,132.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,841.40 : 1,316,762.10 = 246,755.21 : x
  2. Step 2: Convert to fraction form
    877,841.40/1,316,762.10 = 246,755.21/x
  3. Step 3: Cross multiply
    877,841.40x = 1,316,762.10 × 246,755.21
  4. Step 4: Simplify right side
    877,841.40x = 324,917,901,921.73
  5. Step 5: Solve for x
    x = 324,917,901,921.73/877,841.40
  6. Step 6: Final answer
    x = 370,132.81

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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.