Home / 1,116,715.83-1,675,083.60-317,996.70

Finding the Fourth Proportional to 1,116,715.83, 1,675,083.60 and 317,996.70

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Solution

The fourth proportional to 1,116,715.83, 1,675,083.60 and 317,996.70 is: 476,997.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,715.83 : 1,675,083.60 = 317,996.70 : x
  2. Step 2: Convert to fraction form
    1,116,715.83/1,675,083.60 = 317,996.70/x
  3. Step 3: Cross multiply
    1,116,715.83x = 1,675,083.60 × 317,996.70
  4. Step 4: Simplify right side
    1,116,715.83x = 532,671,057,024.12
  5. Step 5: Solve for x
    x = 532,671,057,024.12/1,116,715.83
  6. Step 6: Final answer
    x = 476,997.86

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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.