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Finding the Fourth Proportional to 507,597.48, 761,368.19 and 170,603.37

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Solution

The fourth proportional to 507,597.48, 761,368.19 and 170,603.37 is: 255,895.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,597.48 : 761,368.19 = 170,603.37 : x
  2. Step 2: Convert to fraction form
    507,597.48/761,368.19 = 170,603.37/x
  3. Step 3: Cross multiply
    507,597.48x = 761,368.19 × 170,603.37
  4. Step 4: Simplify right side
    507,597.48x = 129,891,978,171.78
  5. Step 5: Solve for x
    x = 129,891,978,171.78/507,597.48
  6. Step 6: Final answer
    x = 255,895.63

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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.