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Finding the Fourth Proportional to 534,682.65, 737,852.49 and 317,037.87

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Solution

The fourth proportional to 534,682.65, 737,852.49 and 317,037.87 is: 437,506.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,682.65 : 737,852.49 = 317,037.87 : x
  2. Step 2: Convert to fraction form
    534,682.65/737,852.49 = 317,037.87/x
  3. Step 3: Cross multiply
    534,682.65x = 737,852.49 × 317,037.87
  4. Step 4: Simplify right side
    534,682.65x = 233,927,181,803.80
  5. Step 5: Solve for x
    x = 233,927,181,803.80/534,682.65
  6. Step 6: Final answer
    x = 437,506.59

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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.