Home / 659,933.04-910,707.12-373,447.92

Finding the Fourth Proportional to 659,933.04, 910,707.12 and 373,447.92

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Solution

The fourth proportional to 659,933.04, 910,707.12 and 373,447.92 is: 515,357.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,933.04 : 910,707.12 = 373,447.92 : x
  2. Step 2: Convert to fraction form
    659,933.04/910,707.12 = 373,447.92/x
  3. Step 3: Cross multiply
    659,933.04x = 910,707.12 × 373,447.92
  4. Step 4: Simplify right side
    659,933.04x = 340,101,679,693.19
  5. Step 5: Solve for x
    x = 340,101,679,693.19/659,933.04
  6. Step 6: Final answer
    x = 515,357.86

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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.