Home / 807,534.37-1,210,882.53-238,840.73

Finding the Fourth Proportional to 807,534.37, 1,210,882.53 and 238,840.73

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Solution

The fourth proportional to 807,534.37, 1,210,882.53 and 238,840.73 is: 358,137.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,534.37 : 1,210,882.53 = 238,840.73 : x
  2. Step 2: Convert to fraction form
    807,534.37/1,210,882.53 = 238,840.73/x
  3. Step 3: Cross multiply
    807,534.37x = 1,210,882.53 × 238,840.73
  4. Step 4: Simplify right side
    807,534.37x = 289,208,069,285.20
  5. Step 5: Solve for x
    x = 289,208,069,285.20/807,534.37
  6. Step 6: Final answer
    x = 358,137.16

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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.