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Finding the Fourth Proportional to 302,000.43, 452,606.99 and 124,328.55

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Solution

The fourth proportional to 302,000.43, 452,606.99 and 124,328.55 is: 186,330.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,000.43 : 452,606.99 = 124,328.55 : x
  2. Step 2: Convert to fraction form
    302,000.43/452,606.99 = 124,328.55/x
  3. Step 3: Cross multiply
    302,000.43x = 452,606.99 × 124,328.55
  4. Step 4: Simplify right side
    302,000.43x = 56,271,970,164.92
  5. Step 5: Solve for x
    x = 56,271,970,164.92/302,000.43
  6. Step 6: Final answer
    x = 186,330.76

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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.