Home / 480,976.02-663,585.72-277,022.87

Finding the Fourth Proportional to 480,976.02, 663,585.72 and 277,022.87

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Solution

The fourth proportional to 480,976.02, 663,585.72 and 277,022.87 is: 382,198.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,976.02 : 663,585.72 = 277,022.87 : x
  2. Step 2: Convert to fraction form
    480,976.02/663,585.72 = 277,022.87/x
  3. Step 3: Cross multiply
    480,976.02x = 663,585.72 × 277,022.87
  4. Step 4: Simplify right side
    480,976.02x = 183,828,417,327.49
  5. Step 5: Solve for x
    x = 183,828,417,327.49/480,976.02
  6. Step 6: Final answer
    x = 382,198.72

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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.