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Finding the Fourth Proportional to 302,352.59, 453,594.50 and 91,985.06

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Solution

The fourth proportional to 302,352.59, 453,594.50 and 91,985.06 is: 137,997.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,352.59 : 453,594.50 = 91,985.06 : x
  2. Step 2: Convert to fraction form
    302,352.59/453,594.50 = 91,985.06/x
  3. Step 3: Cross multiply
    302,352.59x = 453,594.50 × 91,985.06
  4. Step 4: Simplify right side
    302,352.59x = 41,723,918,317.17
  5. Step 5: Solve for x
    x = 41,723,918,317.17/302,352.59
  6. Step 6: Final answer
    x = 137,997.55

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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.