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Finding the Fourth Proportional to 363,066.68, 501,068.76 and 208,038.50

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Solution

The fourth proportional to 363,066.68, 501,068.76 and 208,038.50 is: 287,114.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,066.68 : 501,068.76 = 208,038.50 : x
  2. Step 2: Convert to fraction form
    363,066.68/501,068.76 = 208,038.50/x
  3. Step 3: Cross multiply
    363,066.68x = 501,068.76 × 208,038.50
  4. Step 4: Simplify right side
    363,066.68x = 104,241,593,227.26
  5. Step 5: Solve for x
    x = 104,241,593,227.26/363,066.68
  6. Step 6: Final answer
    x = 287,114.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.