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Finding the Fourth Proportional to 496,383.30, 745,681.86 and 306,983.04

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Solution

The fourth proportional to 496,383.30, 745,681.86 and 306,983.04 is: 461,159.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,383.30 : 745,681.86 = 306,983.04 : x
  2. Step 2: Convert to fraction form
    496,383.30/745,681.86 = 306,983.04/x
  3. Step 3: Cross multiply
    496,383.30x = 745,681.86 × 306,983.04
  4. Step 4: Simplify right side
    496,383.30x = 228,911,684,255.65
  5. Step 5: Solve for x
    x = 228,911,684,255.65/496,383.30
  6. Step 6: Final answer
    x = 461,159.12

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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.