Home / 628,045.14-942,050.15-201,577.61

Finding the Fourth Proportional to 628,045.14, 942,050.15 and 201,577.61

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Solution

The fourth proportional to 628,045.14, 942,050.15 and 201,577.61 is: 302,360.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,045.14 : 942,050.15 = 201,577.61 : x
  2. Step 2: Convert to fraction form
    628,045.14/942,050.15 = 201,577.61/x
  3. Step 3: Cross multiply
    628,045.14x = 942,050.15 × 201,577.61
  4. Step 4: Simplify right side
    628,045.14x = 189,896,219,840.30
  5. Step 5: Solve for x
    x = 189,896,219,840.30/628,045.14
  6. Step 6: Final answer
    x = 302,360.78

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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.