Home / 563,412.12-845,450.30-208,675.24

Finding the Fourth Proportional to 563,412.12, 845,450.30 and 208,675.24

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Solution

The fourth proportional to 563,412.12, 845,450.30 and 208,675.24 is: 313,135.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,412.12 : 845,450.30 = 208,675.24 : x
  2. Step 2: Convert to fraction form
    563,412.12/845,450.30 = 208,675.24/x
  3. Step 3: Cross multiply
    563,412.12x = 845,450.30 × 208,675.24
  4. Step 4: Simplify right side
    563,412.12x = 176,424,544,260.57
  5. Step 5: Solve for x
    x = 176,424,544,260.57/563,412.12
  6. Step 6: Final answer
    x = 313,135.87

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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.