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Finding the Fourth Proportional to 536,422.66, 803,482.16 and 505,017.34

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Solution

The fourth proportional to 536,422.66, 803,482.16 and 505,017.34 is: 756,441.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,422.66 : 803,482.16 = 505,017.34 : x
  2. Step 2: Convert to fraction form
    536,422.66/803,482.16 = 505,017.34/x
  3. Step 3: Cross multiply
    536,422.66x = 803,482.16 × 505,017.34
  4. Step 4: Simplify right side
    536,422.66x = 405,772,423,180.65
  5. Step 5: Solve for x
    x = 405,772,423,180.65/536,422.66
  6. Step 6: Final answer
    x = 756,441.61

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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.