Home / 916,933.96-1,375,249.96-243,057.16

Finding the Fourth Proportional to 916,933.96, 1,375,249.96 and 243,057.16

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Solution

The fourth proportional to 916,933.96, 1,375,249.96 and 243,057.16 is: 364,545.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,933.96 : 1,375,249.96 = 243,057.16 : x
  2. Step 2: Convert to fraction form
    916,933.96/1,375,249.96 = 243,057.16/x
  3. Step 3: Cross multiply
    916,933.96x = 1,375,249.96 × 243,057.16
  4. Step 4: Simplify right side
    916,933.96x = 334,264,349,567.71
  5. Step 5: Solve for x
    x = 334,264,349,567.71/916,933.96
  6. Step 6: Final answer
    x = 364,545.72

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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.