Home / 429,104.96-592,172.36-235,530.78

Finding the Fourth Proportional to 429,104.96, 592,172.36 and 235,530.78

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Solution

The fourth proportional to 429,104.96, 592,172.36 and 235,530.78 is: 325,036.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,104.96 : 592,172.36 = 235,530.78 : x
  2. Step 2: Convert to fraction form
    429,104.96/592,172.36 = 235,530.78/x
  3. Step 3: Cross multiply
    429,104.96x = 592,172.36 × 235,530.78
  4. Step 4: Simplify right side
    429,104.96x = 139,474,816,667.59
  5. Step 5: Solve for x
    x = 139,474,816,667.59/429,104.96
  6. Step 6: Final answer
    x = 325,036.60

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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.