Home / 546,723.90-753,808.68-449,588.30

Finding the Fourth Proportional to 546,723.90, 753,808.68 and 449,588.30

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Solution

The fourth proportional to 546,723.90, 753,808.68 and 449,588.30 is: 619,880.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,723.90 : 753,808.68 = 449,588.30 : x
  2. Step 2: Convert to fraction form
    546,723.90/753,808.68 = 449,588.30/x
  3. Step 3: Cross multiply
    546,723.90x = 753,808.68 × 449,588.30
  4. Step 4: Simplify right side
    546,723.90x = 338,903,559,197.40
  5. Step 5: Solve for x
    x = 338,903,559,197.40/546,723.90
  6. Step 6: Final answer
    x = 619,880.64

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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.