Home / 870,970.28-1,305,946.94-337,868.37

Finding the Fourth Proportional to 870,970.28, 1,305,946.94 and 337,868.37

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Solution

The fourth proportional to 870,970.28, 1,305,946.94 and 337,868.37 is: 506,605.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,970.28 : 1,305,946.94 = 337,868.37 : x
  2. Step 2: Convert to fraction form
    870,970.28/1,305,946.94 = 337,868.37/x
  3. Step 3: Cross multiply
    870,970.28x = 1,305,946.94 × 337,868.37
  4. Step 4: Simplify right side
    870,970.28x = 441,238,162,234.95
  5. Step 5: Solve for x
    x = 441,238,162,234.95/870,970.28
  6. Step 6: Final answer
    x = 506,605.31

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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.