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Finding the Fourth Proportional to 364,992.66, 500,031.54 and 351,347.20

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Solution

The fourth proportional to 364,992.66, 500,031.54 and 351,347.20 is: 481,337.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,992.66 : 500,031.54 = 351,347.20 : x
  2. Step 2: Convert to fraction form
    364,992.66/500,031.54 = 351,347.20/x
  3. Step 3: Cross multiply
    364,992.66x = 500,031.54 × 351,347.20
  4. Step 4: Simplify right side
    364,992.66x = 175,684,681,490.69
  5. Step 5: Solve for x
    x = 175,684,681,490.69/364,992.66
  6. Step 6: Final answer
    x = 481,337.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.