Home / 791,460.35-1,092,216.21-428,881.04

Finding the Fourth Proportional to 791,460.35, 1,092,216.21 and 428,881.04

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Solution

The fourth proportional to 791,460.35, 1,092,216.21 and 428,881.04 is: 591,856.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,460.35 : 1,092,216.21 = 428,881.04 : x
  2. Step 2: Convert to fraction form
    791,460.35/1,092,216.21 = 428,881.04/x
  3. Step 3: Cross multiply
    791,460.35x = 1,092,216.21 × 428,881.04
  4. Step 4: Simplify right side
    791,460.35x = 468,430,818,779.24
  5. Step 5: Solve for x
    x = 468,430,818,779.24/791,460.35
  6. Step 6: Final answer
    x = 591,856.33

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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.