Home / 780,595.24-1,077,207.43-441,056.20

Finding the Fourth Proportional to 780,595.24, 1,077,207.43 and 441,056.20

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Solution

The fourth proportional to 780,595.24, 1,077,207.43 and 441,056.20 is: 608,649.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,595.24 : 1,077,207.43 = 441,056.20 : x
  2. Step 2: Convert to fraction form
    780,595.24/1,077,207.43 = 441,056.20/x
  3. Step 3: Cross multiply
    780,595.24x = 1,077,207.43 × 441,056.20
  4. Step 4: Simplify right side
    780,595.24x = 475,109,008,096.25
  5. Step 5: Solve for x
    x = 475,109,008,096.25/780,595.24
  6. Step 6: Final answer
    x = 608,649.64

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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.