Home / 776,109.02-1,164,914.28-560,190.33

Finding the Fourth Proportional to 776,109.02, 1,164,914.28 and 560,190.33

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Solution

The fourth proportional to 776,109.02, 1,164,914.28 and 560,190.33 is: 840,827.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,109.02 : 1,164,914.28 = 560,190.33 : x
  2. Step 2: Convert to fraction form
    776,109.02/1,164,914.28 = 560,190.33/x
  3. Step 3: Cross multiply
    776,109.02x = 1,164,914.28 × 560,190.33
  4. Step 4: Simplify right side
    776,109.02x = 652,573,714,934.91
  5. Step 5: Solve for x
    x = 652,573,714,934.91/776,109.02
  6. Step 6: Final answer
    x = 840,827.39

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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.