Home / 536,623.10-804,934.65-480,635.90

Finding the Fourth Proportional to 536,623.10, 804,934.65 and 480,635.90

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Solution

The fourth proportional to 536,623.10, 804,934.65 and 480,635.90 is: 720,953.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,623.10 : 804,934.65 = 480,635.90 : x
  2. Step 2: Convert to fraction form
    536,623.10/804,934.65 = 480,635.90/x
  3. Step 3: Cross multiply
    536,623.10x = 804,934.65 × 480,635.90
  4. Step 4: Simplify right side
    536,623.10x = 386,880,489,943.94
  5. Step 5: Solve for x
    x = 386,880,489,943.94/536,623.10
  6. Step 6: Final answer
    x = 720,953.85

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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.