Home / 755,133.50-1,042,084.50-415,594.46

Finding the Fourth Proportional to 755,133.50, 1,042,084.50 and 415,594.46

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Solution

The fourth proportional to 755,133.50, 1,042,084.50 and 415,594.46 is: 573,520.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,133.50 : 1,042,084.50 = 415,594.46 : x
  2. Step 2: Convert to fraction form
    755,133.50/1,042,084.50 = 415,594.46/x
  3. Step 3: Cross multiply
    755,133.50x = 1,042,084.50 × 415,594.46
  4. Step 4: Simplify right side
    755,133.50x = 433,084,545,051.87
  5. Step 5: Solve for x
    x = 433,084,545,051.87/755,133.50
  6. Step 6: Final answer
    x = 573,520.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.