Home / 325,140.20-487,710.30-246,408.20

Finding the Fourth Proportional to 325,140.20, 487,710.30 and 246,408.20

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Solution

The fourth proportional to 325,140.20, 487,710.30 and 246,408.20 is: 369,612.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,140.20 : 487,710.30 = 246,408.20 : x
  2. Step 2: Convert to fraction form
    325,140.20/487,710.30 = 246,408.20/x
  3. Step 3: Cross multiply
    325,140.20x = 487,710.30 × 246,408.20
  4. Step 4: Simplify right side
    325,140.20x = 120,175,817,144.46
  5. Step 5: Solve for x
    x = 120,175,817,144.46/325,140.20
  6. Step 6: Final answer
    x = 369,612.30

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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.