Home / 546,935.46-818,971.08-439,749.78

Finding the Fourth Proportional to 546,935.46, 818,971.08 and 439,749.78

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Solution

The fourth proportional to 546,935.46, 818,971.08 and 439,749.78 is: 658,473.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,935.46 : 818,971.08 = 439,749.78 : x
  2. Step 2: Convert to fraction form
    546,935.46/818,971.08 = 439,749.78/x
  3. Step 3: Cross multiply
    546,935.46x = 818,971.08 × 439,749.78
  4. Step 4: Simplify right side
    546,935.46x = 360,142,352,256.36
  5. Step 5: Solve for x
    x = 360,142,352,256.36/546,935.46
  6. Step 6: Final answer
    x = 658,473.22

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1.5x scale

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.