Home / 292,046.81-403,207.05-223,932.93

Finding the Fourth Proportional to 292,046.81, 403,207.05 and 223,932.93

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Solution

The fourth proportional to 292,046.81, 403,207.05 and 223,932.93 is: 309,167.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,046.81 : 403,207.05 = 223,932.93 : x
  2. Step 2: Convert to fraction form
    292,046.81/403,207.05 = 223,932.93/x
  3. Step 3: Cross multiply
    292,046.81x = 403,207.05 × 223,932.93
  4. Step 4: Simplify right side
    292,046.81x = 90,291,334,983.49
  5. Step 5: Solve for x
    x = 90,291,334,983.49/292,046.81
  6. Step 6: Final answer
    x = 309,167.34

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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.