Home / 951,224.40-1,426,820.16-320,138.22

Finding the Fourth Proportional to 951,224.40, 1,426,820.16 and 320,138.22

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Solution

The fourth proportional to 951,224.40, 1,426,820.16 and 320,138.22 is: 480,201.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,224.40 : 1,426,820.16 = 320,138.22 : x
  2. Step 2: Convert to fraction form
    951,224.40/1,426,820.16 = 320,138.22/x
  3. Step 3: Cross multiply
    951,224.40x = 1,426,820.16 × 320,138.22
  4. Step 4: Simplify right side
    951,224.40x = 456,779,666,282.52
  5. Step 5: Solve for x
    x = 456,779,666,282.52/951,224.40
  6. Step 6: Final answer
    x = 480,201.80

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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.