Home / 628,528.32-942,848.10-179,239.68

Finding the Fourth Proportional to 628,528.32, 942,848.10 and 179,239.68

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Solution

The fourth proportional to 628,528.32, 942,848.10 and 179,239.68 is: 268,875.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,528.32 : 942,848.10 = 179,239.68 : x
  2. Step 2: Convert to fraction form
    628,528.32/942,848.10 = 179,239.68/x
  3. Step 3: Cross multiply
    628,528.32x = 942,848.10 × 179,239.68
  4. Step 4: Simplify right side
    628,528.32x = 168,995,791,732.61
  5. Step 5: Solve for x
    x = 168,995,791,732.61/628,528.32
  6. Step 6: Final answer
    x = 268,875.38

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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.