Home / 870,970.03-1,305,946.56-337,868.12

Finding the Fourth Proportional to 870,970.03, 1,305,946.56 and 337,868.12

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Solution

The fourth proportional to 870,970.03, 1,305,946.56 and 337,868.12 is: 506,604.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,970.03 : 1,305,946.56 = 337,868.12 : x
  2. Step 2: Convert to fraction form
    870,970.03/1,305,946.56 = 337,868.12/x
  3. Step 3: Cross multiply
    870,970.03x = 1,305,946.56 × 337,868.12
  4. Step 4: Simplify right side
    870,970.03x = 441,237,709,047.67
  5. Step 5: Solve for x
    x = 441,237,709,047.67/870,970.03
  6. Step 6: Final answer
    x = 506,604.93

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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.