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Finding the Fourth Proportional to 567,887.63, 783,769.80 and 364,168.58

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Solution

The fourth proportional to 567,887.63, 783,769.80 and 364,168.58 is: 502,607.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,887.63 : 783,769.80 = 364,168.58 : x
  2. Step 2: Convert to fraction form
    567,887.63/783,769.80 = 364,168.58/x
  3. Step 3: Cross multiply
    567,887.63x = 783,769.80 × 364,168.58
  4. Step 4: Simplify right side
    567,887.63x = 285,424,335,112.88
  5. Step 5: Solve for x
    x = 285,424,335,112.88/567,887.63
  6. Step 6: Final answer
    x = 502,607.07

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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.