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Finding the Fourth Proportional to 302,213.70, 452,802.15 and 144,101.70

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Solution

The fourth proportional to 302,213.70, 452,802.15 and 144,101.70 is: 215,905.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,213.70 : 452,802.15 = 144,101.70 : x
  2. Step 2: Convert to fraction form
    302,213.70/452,802.15 = 144,101.70/x
  3. Step 3: Cross multiply
    302,213.70x = 452,802.15 × 144,101.70
  4. Step 4: Simplify right side
    302,213.70x = 65,249,559,578.66
  5. Step 5: Solve for x
    x = 65,249,559,578.66/302,213.70
  6. Step 6: Final answer
    x = 215,905.37

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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.