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Finding the Fourth Proportional to 302,222.70, 452,815.65 and 144,110.70

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Solution

The fourth proportional to 302,222.70, 452,815.65 and 144,110.70 is: 215,918.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,222.70 : 452,815.65 = 144,110.70 : x
  2. Step 2: Convert to fraction form
    302,222.70/452,815.65 = 144,110.70/x
  3. Step 3: Cross multiply
    302,222.70x = 452,815.65 × 144,110.70
  4. Step 4: Simplify right side
    302,222.70x = 65,255,580,292.46
  5. Step 5: Solve for x
    x = 65,255,580,292.46/302,222.70
  6. Step 6: Final answer
    x = 215,918.86

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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.