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Finding the Fourth Proportional to 531,319.19, 733,094.49 and 301,881.02

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Solution

The fourth proportional to 531,319.19, 733,094.49 and 301,881.02 is: 416,524.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,319.19 : 733,094.49 = 301,881.02 : x
  2. Step 2: Convert to fraction form
    531,319.19/733,094.49 = 301,881.02/x
  3. Step 3: Cross multiply
    531,319.19x = 733,094.49 × 301,881.02
  4. Step 4: Simplify right side
    531,319.19x = 221,307,308,732.11
  5. Step 5: Solve for x
    x = 221,307,308,732.11/531,319.19
  6. Step 6: Final answer
    x = 416,524.22

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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.