Home / 749,460.62-1,122,000.80-558,183.38

Finding the Fourth Proportional to 749,460.62, 1,122,000.80 and 558,183.38

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Solution

The fourth proportional to 749,460.62, 1,122,000.80 and 558,183.38 is: 835,643.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,460.62 : 1,122,000.80 = 558,183.38 : x
  2. Step 2: Convert to fraction form
    749,460.62/1,122,000.80 = 558,183.38/x
  3. Step 3: Cross multiply
    749,460.62x = 1,122,000.80 × 558,183.38
  4. Step 4: Simplify right side
    749,460.62x = 626,282,190,505.78
  5. Step 5: Solve for x
    x = 626,282,190,505.78/749,460.62
  6. Step 6: Final answer
    x = 835,643.89

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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.