Home / 352,047.10-528,070.65-162,507.10

Finding the Fourth Proportional to 352,047.10, 528,070.65 and 162,507.10

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Solution

The fourth proportional to 352,047.10, 528,070.65 and 162,507.10 is: 243,760.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,047.10 : 528,070.65 = 162,507.10 : x
  2. Step 2: Convert to fraction form
    352,047.10/528,070.65 = 162,507.10/x
  3. Step 3: Cross multiply
    352,047.10x = 528,070.65 × 162,507.10
  4. Step 4: Simplify right side
    352,047.10x = 85,815,229,926.62
  5. Step 5: Solve for x
    x = 85,815,229,926.62/352,047.10
  6. Step 6: Final answer
    x = 243,760.65

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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.