Home / 563,401.10-845,433.79-208,664.24

Finding the Fourth Proportional to 563,401.10, 845,433.79 and 208,664.24

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Solution

The fourth proportional to 563,401.10, 845,433.79 and 208,664.24 is: 313,119.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,401.10 : 845,433.79 = 208,664.24 : x
  2. Step 2: Convert to fraction form
    563,401.10/845,433.79 = 208,664.24/x
  3. Step 3: Cross multiply
    563,401.10x = 845,433.79 × 208,664.24
  4. Step 4: Simplify right side
    563,401.10x = 176,411,794,511.84
  5. Step 5: Solve for x
    x = 176,411,794,511.84/563,401.10
  6. Step 6: Final answer
    x = 313,119.36

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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.