Home / 554,180.15-831,149.55-149,362.91

Finding the Fourth Proportional to 554,180.15, 831,149.55 and 149,362.91

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Solution

The fourth proportional to 554,180.15, 831,149.55 and 149,362.91 is: 224,011.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,180.15 : 831,149.55 = 149,362.91 : x
  2. Step 2: Convert to fraction form
    554,180.15/831,149.55 = 149,362.91/x
  3. Step 3: Cross multiply
    554,180.15x = 831,149.55 × 149,362.91
  4. Step 4: Simplify right side
    554,180.15x = 124,142,915,433.19
  5. Step 5: Solve for x
    x = 124,142,915,433.19/554,180.15
  6. Step 6: Final answer
    x = 224,011.84

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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.