Home / 563,450.94-845,207.19-142,730.46

Finding the Fourth Proportional to 563,450.94, 845,207.19 and 142,730.46

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Solution

The fourth proportional to 563,450.94, 845,207.19 and 142,730.46 is: 214,103.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,450.94 : 845,207.19 = 142,730.46 : x
  2. Step 2: Convert to fraction form
    563,450.94/845,207.19 = 142,730.46/x
  3. Step 3: Cross multiply
    563,450.94x = 845,207.19 × 142,730.46
  4. Step 4: Simplify right side
    563,450.94x = 120,636,811,024.01
  5. Step 5: Solve for x
    x = 120,636,811,024.01/563,450.94
  6. Step 6: Final answer
    x = 214,103.49

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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.