Home / 563,669.40-844,553.16-278,980.32

Finding the Fourth Proportional to 563,669.40, 844,553.16 and 278,980.32

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Solution

The fourth proportional to 563,669.40, 844,553.16 and 278,980.32 is: 417,999.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,669.40 : 844,553.16 = 278,980.32 : x
  2. Step 2: Convert to fraction form
    563,669.40/844,553.16 = 278,980.32/x
  3. Step 3: Cross multiply
    563,669.40x = 844,553.16 × 278,980.32
  4. Step 4: Simplify right side
    563,669.40x = 235,613,710,833.81
  5. Step 5: Solve for x
    x = 235,613,710,833.81/563,669.40
  6. Step 6: Final answer
    x = 417,999.83

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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.