Home / 791,230.86-1,091,875.86-464,538.42

Finding the Fourth Proportional to 791,230.86, 1,091,875.86 and 464,538.42

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Solution

The fourth proportional to 791,230.86, 1,091,875.86 and 464,538.42 is: 641,049.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,230.86 : 1,091,875.86 = 464,538.42 : x
  2. Step 2: Convert to fraction form
    791,230.86/1,091,875.86 = 464,538.42/x
  3. Step 3: Cross multiply
    791,230.86x = 1,091,875.86 × 464,538.42
  4. Step 4: Simplify right side
    791,230.86x = 507,218,286,840.54
  5. Step 5: Solve for x
    x = 507,218,286,840.54/791,230.86
  6. Step 6: Final answer
    x = 641,049.68

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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.