Home / 955,710.78-1,433,773.53-290,845.50

Finding the Fourth Proportional to 955,710.78, 1,433,773.53 and 290,845.50

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Solution

The fourth proportional to 955,710.78, 1,433,773.53 and 290,845.50 is: 436,331.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,710.78 : 1,433,773.53 = 290,845.50 : x
  2. Step 2: Convert to fraction form
    955,710.78/1,433,773.53 = 290,845.50/x
  3. Step 3: Cross multiply
    955,710.78x = 1,433,773.53 × 290,845.50
  4. Step 4: Simplify right side
    955,710.78x = 417,006,579,219.62
  5. Step 5: Solve for x
    x = 417,006,579,219.62/955,710.78
  6. Step 6: Final answer
    x = 436,331.35

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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.