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Finding the Fourth Proportional to 501,614.82, 692,248.41 and 275,268.42

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Solution

The fourth proportional to 501,614.82, 692,248.41 and 275,268.42 is: 379,881.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,614.82 : 692,248.41 = 275,268.42 : x
  2. Step 2: Convert to fraction form
    501,614.82/692,248.41 = 275,268.42/x
  3. Step 3: Cross multiply
    501,614.82x = 692,248.41 × 275,268.42
  4. Step 4: Simplify right side
    501,614.82x = 190,554,126,068.21
  5. Step 5: Solve for x
    x = 190,554,126,068.21/501,614.82
  6. Step 6: Final answer
    x = 379,881.37

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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.