Home / 851,287.64-1,276,547.19-243,937.04

Finding the Fourth Proportional to 851,287.64, 1,276,547.19 and 243,937.04

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Solution

The fourth proportional to 851,287.64, 1,276,547.19 and 243,937.04 is: 365,795.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,287.64 : 1,276,547.19 = 243,937.04 : x
  2. Step 2: Convert to fraction form
    851,287.64/1,276,547.19 = 243,937.04/x
  3. Step 3: Cross multiply
    851,287.64x = 1,276,547.19 × 243,937.04
  4. Step 4: Simplify right side
    851,287.64x = 311,397,139,076.63
  5. Step 5: Solve for x
    x = 311,397,139,076.63/851,287.64
  6. Step 6: Final answer
    x = 365,795.44

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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.