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Finding the Fourth Proportional to 480,165.32, 662,626.77 and 265,303.85

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Solution

The fourth proportional to 480,165.32, 662,626.77 and 265,303.85 is: 366,118.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,165.32 : 662,626.77 = 265,303.85 : x
  2. Step 2: Convert to fraction form
    480,165.32/662,626.77 = 265,303.85/x
  3. Step 3: Cross multiply
    480,165.32x = 662,626.77 × 265,303.85
  4. Step 4: Simplify right side
    480,165.32x = 175,797,434,850.63
  5. Step 5: Solve for x
    x = 175,797,434,850.63/480,165.32
  6. Step 6: Final answer
    x = 366,118.56

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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.