Home / 761,659.20-1,049,323.17-531,852.48

Finding the Fourth Proportional to 761,659.20, 1,049,323.17 and 531,852.48

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Solution

The fourth proportional to 761,659.20, 1,049,323.17 and 531,852.48 is: 732,722.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,659.20 : 1,049,323.17 = 531,852.48 : x
  2. Step 2: Convert to fraction form
    761,659.20/1,049,323.17 = 531,852.48/x
  3. Step 3: Cross multiply
    761,659.20x = 1,049,323.17 × 531,852.48
  4. Step 4: Simplify right side
    761,659.20x = 558,085,131,982.40
  5. Step 5: Solve for x
    x = 558,085,131,982.40/761,659.20
  6. Step 6: Final answer
    x = 732,722.89

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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.