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Finding the Fourth Proportional to 476,356.88, 713,868 and 357,952.64

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Solution

The fourth proportional to 476,356.88, 713,868 and 357,952.64 is: 536,427.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,356.88 : 713,868 = 357,952.64 : x
  2. Step 2: Convert to fraction form
    476,356.88/713,868 = 357,952.64/x
  3. Step 3: Cross multiply
    476,356.88x = 713,868 × 357,952.64
  4. Step 4: Simplify right side
    476,356.88x = 255,530,935,211.52
  5. Step 5: Solve for x
    x = 255,530,935,211.52/476,356.88
  6. Step 6: Final answer
    x = 536,427.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.