Home / 429,760.09-592,453.02-302,039.29

Finding the Fourth Proportional to 429,760.09, 592,453.02 and 302,039.29

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Solution

The fourth proportional to 429,760.09, 592,453.02 and 302,039.29 is: 416,381.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,760.09 : 592,453.02 = 302,039.29 : x
  2. Step 2: Convert to fraction form
    429,760.09/592,453.02 = 302,039.29/x
  3. Step 3: Cross multiply
    429,760.09x = 592,453.02 × 302,039.29
  4. Step 4: Simplify right side
    429,760.09x = 178,944,089,519.16
  5. Step 5: Solve for x
    x = 178,944,089,519.16/429,760.09
  6. Step 6: Final answer
    x = 416,381.36

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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.