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Finding the Fourth Proportional to 301,646.71, 452,528.38 and 114,643.63

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Solution

The fourth proportional to 301,646.71, 452,528.38 and 114,643.63 is: 171,987.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,646.71 : 452,528.38 = 114,643.63 : x
  2. Step 2: Convert to fraction form
    301,646.71/452,528.38 = 114,643.63/x
  3. Step 3: Cross multiply
    301,646.71x = 452,528.38 × 114,643.63
  4. Step 4: Simplify right side
    301,646.71x = 51,879,493,898.58
  5. Step 5: Solve for x
    x = 51,879,493,898.58/301,646.71
  6. Step 6: Final answer
    x = 171,987.60

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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.