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Finding the Fourth Proportional to 495,528.98, 683,769.02 and 301,866.42

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Solution

The fourth proportional to 495,528.98, 683,769.02 and 301,866.42 is: 416,538.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,528.98 : 683,769.02 = 301,866.42 : x
  2. Step 2: Convert to fraction form
    495,528.98/683,769.02 = 301,866.42/x
  3. Step 3: Cross multiply
    495,528.98x = 683,769.02 × 301,866.42
  4. Step 4: Simplify right side
    495,528.98x = 206,406,904,664.98
  5. Step 5: Solve for x
    x = 206,406,904,664.98/495,528.98
  6. Step 6: Final answer
    x = 416,538.52

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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.