Home / 351,688.29-526,689.55-180,459.42

Finding the Fourth Proportional to 351,688.29, 526,689.55 and 180,459.42

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Solution

The fourth proportional to 351,688.29, 526,689.55 and 180,459.42 is: 270,256.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,688.29 : 526,689.55 = 180,459.42 : x
  2. Step 2: Convert to fraction form
    351,688.29/526,689.55 = 180,459.42/x
  3. Step 3: Cross multiply
    351,688.29x = 526,689.55 × 180,459.42
  4. Step 4: Simplify right side
    351,688.29x = 95,046,090,713.06
  5. Step 5: Solve for x
    x = 95,046,090,713.06/351,688.29
  6. Step 6: Final answer
    x = 270,256.63

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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.