Home / 429,143.72-592,231.80-247,852.28

Finding the Fourth Proportional to 429,143.72, 592,231.80 and 247,852.28

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Solution

The fourth proportional to 429,143.72, 592,231.80 and 247,852.28 is: 342,043.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,143.72 : 592,231.80 = 247,852.28 : x
  2. Step 2: Convert to fraction form
    429,143.72/592,231.80 = 247,852.28/x
  3. Step 3: Cross multiply
    429,143.72x = 592,231.80 × 247,852.28
  4. Step 4: Simplify right side
    429,143.72x = 146,786,001,918.50
  5. Step 5: Solve for x
    x = 146,786,001,918.50/429,143.72
  6. Step 6: Final answer
    x = 342,043.92

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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.