Home / 849,181.40-1,273,784.86-218,081.24

Finding the Fourth Proportional to 849,181.40, 1,273,784.86 and 218,081.24

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Solution

The fourth proportional to 849,181.40, 1,273,784.86 and 218,081.24 is: 327,125.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,181.40 : 1,273,784.86 = 218,081.24 : x
  2. Step 2: Convert to fraction form
    849,181.40/1,273,784.86 = 218,081.24/x
  3. Step 3: Cross multiply
    849,181.40x = 1,273,784.86 × 218,081.24
  4. Step 4: Simplify right side
    849,181.40x = 277,788,581,762.03
  5. Step 5: Solve for x
    x = 277,788,581,762.03/849,181.40
  6. Step 6: Final answer
    x = 327,125.14

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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.