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Finding the Fourth Proportional to 576,393.84, 795,420.40 and 334,735.76

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Solution

The fourth proportional to 576,393.84, 795,420.40 and 334,735.76 is: 461,933.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,393.84 : 795,420.40 = 334,735.76 : x
  2. Step 2: Convert to fraction form
    576,393.84/795,420.40 = 334,735.76/x
  3. Step 3: Cross multiply
    576,393.84x = 795,420.40 × 334,735.76
  4. Step 4: Simplify right side
    576,393.84x = 266,255,652,113.50
  5. Step 5: Solve for x
    x = 266,255,652,113.50/576,393.84
  6. Step 6: Final answer
    x = 461,933.55

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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.