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Finding the Fourth Proportional to 576,391.84, 795,417.64 and 334,733.76

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Solution

The fourth proportional to 576,391.84, 795,417.64 and 334,733.76 is: 461,930.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,391.84 : 795,417.64 = 334,733.76 : x
  2. Step 2: Convert to fraction form
    576,391.84/795,417.64 = 334,733.76/x
  3. Step 3: Cross multiply
    576,391.84x = 795,417.64 × 334,733.76
  4. Step 4: Simplify right side
    576,391.84x = 266,253,137,407.53
  5. Step 5: Solve for x
    x = 266,253,137,407.53/576,391.84
  6. Step 6: Final answer
    x = 461,930.79

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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.