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Finding the Fourth Proportional to 636,594.03, 955,311.71 and 299,731.01

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Solution

The fourth proportional to 636,594.03, 955,311.71 and 299,731.01 is: 449,794.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,594.03 : 955,311.71 = 299,731.01 : x
  2. Step 2: Convert to fraction form
    636,594.03/955,311.71 = 299,731.01/x
  3. Step 3: Cross multiply
    636,594.03x = 955,311.71 × 299,731.01
  4. Step 4: Simplify right side
    636,594.03x = 286,336,537,427.91
  5. Step 5: Solve for x
    x = 286,336,537,427.91/636,594.03
  6. Step 6: Final answer
    x = 449,794.57

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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.