Home / 730,463.70-1,095,177.15-281,010.90

Finding the Fourth Proportional to 730,463.70, 1,095,177.15 and 281,010.90

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Solution

The fourth proportional to 730,463.70, 1,095,177.15 and 281,010.90 is: 421,316.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,463.70 : 1,095,177.15 = 281,010.90 : x
  2. Step 2: Convert to fraction form
    730,463.70/1,095,177.15 = 281,010.90/x
  3. Step 3: Cross multiply
    730,463.70x = 1,095,177.15 × 281,010.90
  4. Step 4: Simplify right side
    730,463.70x = 307,756,716,580.94
  5. Step 5: Solve for x
    x = 307,756,716,580.94/730,463.70
  6. Step 6: Final answer
    x = 421,316.92

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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.