Home / 556,942.36-834,289.91-257,006.24

Finding the Fourth Proportional to 556,942.36, 834,289.91 and 257,006.24

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Solution

The fourth proportional to 556,942.36, 834,289.91 and 257,006.24 is: 384,990.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,942.36 : 834,289.91 = 257,006.24 : x
  2. Step 2: Convert to fraction form
    556,942.36/834,289.91 = 257,006.24/x
  3. Step 3: Cross multiply
    556,942.36x = 834,289.91 × 257,006.24
  4. Step 4: Simplify right side
    556,942.36x = 214,417,711,554.01
  5. Step 5: Solve for x
    x = 214,417,711,554.01/556,942.36
  6. Step 6: Final answer
    x = 384,990.85

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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.