Home / 603,899.59-833,384.13-331,985.00

Finding the Fourth Proportional to 603,899.59, 833,384.13 and 331,985.00

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Solution

The fourth proportional to 603,899.59, 833,384.13 and 331,985.00 is: 458,140.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,899.59 : 833,384.13 = 331,985.00 : x
  2. Step 2: Convert to fraction form
    603,899.59/833,384.13 = 331,985.00/x
  3. Step 3: Cross multiply
    603,899.59x = 833,384.13 × 331,985.00
  4. Step 4: Simplify right side
    603,899.59x = 276,671,029,113.70
  5. Step 5: Solve for x
    x = 276,671,029,113.70/603,899.59
  6. Step 6: Final answer
    x = 458,140.78

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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.