Home / 791,565.08-1,092,347.44-428,985.76

Finding the Fourth Proportional to 791,565.08, 1,092,347.44 and 428,985.76

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Solution

The fourth proportional to 791,565.08, 1,092,347.44 and 428,985.76 is: 591,993.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,565.08 : 1,092,347.44 = 428,985.76 : x
  2. Step 2: Convert to fraction form
    791,565.08/1,092,347.44 = 428,985.76/x
  3. Step 3: Cross multiply
    791,565.08x = 1,092,347.44 × 428,985.76
  4. Step 4: Simplify right side
    791,565.08x = 468,601,496,732.45
  5. Step 5: Solve for x
    x = 468,601,496,732.45/791,565.08
  6. Step 6: Final answer
    x = 591,993.64

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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.