Home / 429,128.28-592,157.79-254,668.32

Finding the Fourth Proportional to 429,128.28, 592,157.79 and 254,668.32

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Solution

The fourth proportional to 429,128.28, 592,157.79 and 254,668.32 is: 351,419.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,128.28 : 592,157.79 = 254,668.32 : x
  2. Step 2: Convert to fraction form
    429,128.28/592,157.79 = 254,668.32/x
  3. Step 3: Cross multiply
    429,128.28x = 592,157.79 × 254,668.32
  4. Step 4: Simplify right side
    429,128.28x = 150,803,829,554.21
  5. Step 5: Solve for x
    x = 150,803,829,554.21/429,128.28
  6. Step 6: Final answer
    x = 351,419.00

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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.