Home / 671,548.80-1,006,401.60-547,132.80

Finding the Fourth Proportional to 671,548.80, 1,006,401.60 and 547,132.80

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Solution

The fourth proportional to 671,548.80, 1,006,401.60 and 547,132.80 is: 819,948.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,548.80 : 1,006,401.60 = 547,132.80 : x
  2. Step 2: Convert to fraction form
    671,548.80/1,006,401.60 = 547,132.80/x
  3. Step 3: Cross multiply
    671,548.80x = 1,006,401.60 × 547,132.80
  4. Step 4: Simplify right side
    671,548.80x = 550,635,325,332.48
  5. Step 5: Solve for x
    x = 550,635,325,332.48/671,548.80
  6. Step 6: Final answer
    x = 819,948.34

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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.