Home / 841,180.56-1,160,833.90-478,604.42

Finding the Fourth Proportional to 841,180.56, 1,160,833.90 and 478,604.42

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Solution

The fourth proportional to 841,180.56, 1,160,833.90 and 478,604.42 is: 660,476.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,180.56 : 1,160,833.90 = 478,604.42 : x
  2. Step 2: Convert to fraction form
    841,180.56/1,160,833.90 = 478,604.42/x
  3. Step 3: Cross multiply
    841,180.56x = 1,160,833.90 × 478,604.42
  4. Step 4: Simplify right side
    841,180.56x = 555,580,235,425.84
  5. Step 5: Solve for x
    x = 555,580,235,425.84/841,180.56
  6. Step 6: Final answer
    x = 660,476.79

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1.5x scale

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.