Home / 763,077.76-1,053,096.60-440,801.44

Finding the Fourth Proportional to 763,077.76, 1,053,096.60 and 440,801.44

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Solution

The fourth proportional to 763,077.76, 1,053,096.60 and 440,801.44 is: 608,334.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,077.76 : 1,053,096.60 = 440,801.44 : x
  2. Step 2: Convert to fraction form
    763,077.76/1,053,096.60 = 440,801.44/x
  3. Step 3: Cross multiply
    763,077.76x = 1,053,096.60 × 440,801.44
  4. Step 4: Simplify right side
    763,077.76x = 464,206,497,739.10
  5. Step 5: Solve for x
    x = 464,206,497,739.10/763,077.76
  6. Step 6: Final answer
    x = 608,334.46

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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.