Home / 942,031.23-1,299,975.31-534,170.31

Finding the Fourth Proportional to 942,031.23, 1,299,975.31 and 534,170.31

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Solution

The fourth proportional to 942,031.23, 1,299,975.31 and 534,170.31 is: 737,139.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,031.23 : 1,299,975.31 = 534,170.31 : x
  2. Step 2: Convert to fraction form
    942,031.23/1,299,975.31 = 534,170.31/x
  3. Step 3: Cross multiply
    942,031.23x = 1,299,975.31 × 534,170.31
  4. Step 4: Simplify right side
    942,031.23x = 694,408,214,335.05
  5. Step 5: Solve for x
    x = 694,408,214,335.05/942,031.23
  6. Step 6: Final answer
    x = 737,139.27

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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.