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Finding the Fourth Proportional to 302,369.52, 453,633.37 and 112,831.55

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Solution

The fourth proportional to 302,369.52, 453,633.37 and 112,831.55 is: 169,276.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,369.52 : 453,633.37 = 112,831.55 : x
  2. Step 2: Convert to fraction form
    302,369.52/453,633.37 = 112,831.55/x
  3. Step 3: Cross multiply
    302,369.52x = 453,633.37 × 112,831.55
  4. Step 4: Simplify right side
    302,369.52x = 51,184,153,718.58
  5. Step 5: Solve for x
    x = 51,184,153,718.58/302,369.52
  6. Step 6: Final answer
    x = 169,276.83

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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.