Home / 480,225.11-662,741.19-276,276.42

Finding the Fourth Proportional to 480,225.11, 662,741.19 and 276,276.42

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Solution

The fourth proportional to 480,225.11, 662,741.19 and 276,276.42 is: 381,279.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,225.11 : 662,741.19 = 276,276.42 : x
  2. Step 2: Convert to fraction form
    480,225.11/662,741.19 = 276,276.42/x
  3. Step 3: Cross multiply
    480,225.11x = 662,741.19 × 276,276.42
  4. Step 4: Simplify right side
    480,225.11x = 183,099,763,359.74
  5. Step 5: Solve for x
    x = 183,099,763,359.74/480,225.11
  6. Step 6: Final answer
    x = 381,279.03

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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.