Home / 857,250.60-1,283,353.40-572,234.20

Finding the Fourth Proportional to 857,250.60, 1,283,353.40 and 572,234.20

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Solution

The fourth proportional to 857,250.60, 1,283,353.40 and 572,234.20 is: 856,667.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,250.60 : 1,283,353.40 = 572,234.20 : x
  2. Step 2: Convert to fraction form
    857,250.60/1,283,353.40 = 572,234.20/x
  3. Step 3: Cross multiply
    857,250.60x = 1,283,353.40 × 572,234.20
  4. Step 4: Simplify right side
    857,250.60x = 734,378,706,166.28
  5. Step 5: Solve for x
    x = 734,378,706,166.28/857,250.60
  6. Step 6: Final answer
    x = 856,667.47

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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.