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Finding the Fourth Proportional to 297,950.36, 411,147.18 and 175,423.40

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Solution

The fourth proportional to 297,950.36, 411,147.18 and 175,423.40 is: 242,069.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,950.36 : 411,147.18 = 175,423.40 : x
  2. Step 2: Convert to fraction form
    297,950.36/411,147.18 = 175,423.40/x
  3. Step 3: Cross multiply
    297,950.36x = 411,147.18 × 175,423.40
  4. Step 4: Simplify right side
    297,950.36x = 72,124,836,216.01
  5. Step 5: Solve for x
    x = 72,124,836,216.01/297,950.36
  6. Step 6: Final answer
    x = 242,069.98

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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.