Home / 483,235.47-666,864.95-268,395.52

Finding the Fourth Proportional to 483,235.47, 666,864.95 and 268,395.52

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Solution

The fourth proportional to 483,235.47, 666,864.95 and 268,395.52 is: 370,385.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,235.47 : 666,864.95 = 268,395.52 : x
  2. Step 2: Convert to fraction form
    483,235.47/666,864.95 = 268,395.52/x
  3. Step 3: Cross multiply
    483,235.47x = 666,864.95 × 268,395.52
  4. Step 4: Simplify right side
    483,235.47x = 178,983,565,523.11
  5. Step 5: Solve for x
    x = 178,983,565,523.11/483,235.47
  6. Step 6: Final answer
    x = 370,385.82

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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.