Home / 849,299.20-1,171,997.76-462,116.21

Finding the Fourth Proportional to 849,299.20, 1,171,997.76 and 462,116.21

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Solution

The fourth proportional to 849,299.20, 1,171,997.76 and 462,116.21 is: 637,701.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,299.20 : 1,171,997.76 = 462,116.21 : x
  2. Step 2: Convert to fraction form
    849,299.20/1,171,997.76 = 462,116.21/x
  3. Step 3: Cross multiply
    849,299.20x = 1,171,997.76 × 462,116.21
  4. Step 4: Simplify right side
    849,299.20x = 541,599,164,176.75
  5. Step 5: Solve for x
    x = 541,599,164,176.75/849,299.20
  6. Step 6: Final answer
    x = 637,701.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.