Home / 288,679.02-433,019.07-111,269.58

Finding the Fourth Proportional to 288,679.02, 433,019.07 and 111,269.58

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Solution

The fourth proportional to 288,679.02, 433,019.07 and 111,269.58 is: 166,904.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,679.02 : 433,019.07 = 111,269.58 : x
  2. Step 2: Convert to fraction form
    288,679.02/433,019.07 = 111,269.58/x
  3. Step 3: Cross multiply
    288,679.02x = 433,019.07 × 111,269.58
  4. Step 4: Simplify right side
    288,679.02x = 48,181,850,050.89
  5. Step 5: Solve for x
    x = 48,181,850,050.89/288,679.02
  6. Step 6: Final answer
    x = 166,904.58

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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.