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Finding the Fourth Proportional to 302,807.80, 453,336.90 and 184,709.80

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Solution

The fourth proportional to 302,807.80, 453,336.90 and 184,709.80 is: 276,531.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,807.80 : 453,336.90 = 184,709.80 : x
  2. Step 2: Convert to fraction form
    302,807.80/453,336.90 = 184,709.80/x
  3. Step 3: Cross multiply
    302,807.80x = 453,336.90 × 184,709.80
  4. Step 4: Simplify right side
    302,807.80x = 83,735,768,131.62
  5. Step 5: Solve for x
    x = 83,735,768,131.62/302,807.80
  6. Step 6: Final answer
    x = 276,531.08

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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.