Home / 770,483.45-1,155,437.82-264,901.29

Finding the Fourth Proportional to 770,483.45, 1,155,437.82 and 264,901.29

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Solution

The fourth proportional to 770,483.45, 1,155,437.82 and 264,901.29 is: 397,253.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,483.45 : 1,155,437.82 = 264,901.29 : x
  2. Step 2: Convert to fraction form
    770,483.45/1,155,437.82 = 264,901.29/x
  3. Step 3: Cross multiply
    770,483.45x = 1,155,437.82 × 264,901.29
  4. Step 4: Simplify right side
    770,483.45x = 306,076,969,032.79
  5. Step 5: Solve for x
    x = 306,076,969,032.79/770,483.45
  6. Step 6: Final answer
    x = 397,253.14

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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.