Home / 874,974.30-1,312,461.45-735,006.30

Finding the Fourth Proportional to 874,974.30, 1,312,461.45 and 735,006.30

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Solution

The fourth proportional to 874,974.30, 1,312,461.45 and 735,006.30 is: 1,102,509.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,974.30 : 1,312,461.45 = 735,006.30 : x
  2. Step 2: Convert to fraction form
    874,974.30/1,312,461.45 = 735,006.30/x
  3. Step 3: Cross multiply
    874,974.30x = 1,312,461.45 × 735,006.30
  4. Step 4: Simplify right side
    874,974.30x = 964,667,434,257.14
  5. Step 5: Solve for x
    x = 964,667,434,257.14/874,974.30
  6. Step 6: Final answer
    x = 1,102,509.45

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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.