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Finding the Fourth Proportional to 302,732.88, 417,771.42 and 175,482.30

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Solution

The fourth proportional to 302,732.88, 417,771.42 and 175,482.30 is: 242,165.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,732.88 : 417,771.42 = 175,482.30 : x
  2. Step 2: Convert to fraction form
    302,732.88/417,771.42 = 175,482.30/x
  3. Step 3: Cross multiply
    302,732.88x = 417,771.42 × 175,482.30
  4. Step 4: Simplify right side
    302,732.88x = 73,311,489,655.87
  5. Step 5: Solve for x
    x = 73,311,489,655.87/302,732.88
  6. Step 6: Final answer
    x = 242,165.60

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1.5x scale

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.