Home / 659,795.04-910,246.44-401,464.86

Finding the Fourth Proportional to 659,795.04, 910,246.44 and 401,464.86

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Solution

The fourth proportional to 659,795.04, 910,246.44 and 401,464.86 is: 553,856.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,795.04 : 910,246.44 = 401,464.86 : x
  2. Step 2: Convert to fraction form
    659,795.04/910,246.44 = 401,464.86/x
  3. Step 3: Cross multiply
    659,795.04x = 910,246.44 × 401,464.86
  4. Step 4: Simplify right side
    659,795.04x = 365,431,959,600.10
  5. Step 5: Solve for x
    x = 365,431,959,600.10/659,795.04
  6. Step 6: Final answer
    x = 553,856.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.