Home / 437,983.32-604,105.80-284,738.88

Finding the Fourth Proportional to 437,983.32, 604,105.80 and 284,738.88

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Solution

The fourth proportional to 437,983.32, 604,105.80 and 284,738.88 is: 392,737.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,983.32 : 604,105.80 = 284,738.88 : x
  2. Step 2: Convert to fraction form
    437,983.32/604,105.80 = 284,738.88/x
  3. Step 3: Cross multiply
    437,983.32x = 604,105.80 × 284,738.88
  4. Step 4: Simplify right side
    437,983.32x = 172,012,408,893.50
  5. Step 5: Solve for x
    x = 172,012,408,893.50/437,983.32
  6. Step 6: Final answer
    x = 392,737.35

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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.