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Finding the Fourth Proportional to 302,496.72, 452,952.36 and 213,267.12

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Solution

The fourth proportional to 302,496.72, 452,952.36 and 213,267.12 is: 319,341.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,496.72 : 452,952.36 = 213,267.12 : x
  2. Step 2: Convert to fraction form
    302,496.72/452,952.36 = 213,267.12/x
  3. Step 3: Cross multiply
    302,496.72x = 452,952.36 × 213,267.12
  4. Step 4: Simplify right side
    302,496.72x = 96,599,845,314.40
  5. Step 5: Solve for x
    x = 96,599,845,314.40/302,496.72
  6. Step 6: Final answer
    x = 319,341.79

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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.