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Finding the Fourth Proportional to 304,277.40, 456,416.10 and 302,527.80

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Solution

The fourth proportional to 304,277.40, 456,416.10 and 302,527.80 is: 453,791.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,277.40 : 456,416.10 = 302,527.80 : x
  2. Step 2: Convert to fraction form
    304,277.40/456,416.10 = 302,527.80/x
  3. Step 3: Cross multiply
    304,277.40x = 456,416.10 × 302,527.80
  4. Step 4: Simplify right side
    304,277.40x = 138,078,558,617.58
  5. Step 5: Solve for x
    x = 138,078,558,617.58/304,277.40
  6. Step 6: Final answer
    x = 453,791.70

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1.5x scale

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.