Home / 554,178.58-831,579.29-301,476.78

Finding the Fourth Proportional to 554,178.58, 831,579.29 and 301,476.78

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Solution

The fourth proportional to 554,178.58, 831,579.29 and 301,476.78 is: 452,384.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,178.58 : 831,579.29 = 301,476.78 : x
  2. Step 2: Convert to fraction form
    554,178.58/831,579.29 = 301,476.78/x
  3. Step 3: Cross multiply
    554,178.58x = 831,579.29 × 301,476.78
  4. Step 4: Simplify right side
    554,178.58x = 250,701,846,663.89
  5. Step 5: Solve for x
    x = 250,701,846,663.89/554,178.58
  6. Step 6: Final answer
    x = 452,384.58

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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.