Home / 429,020.26-592,048.05-238,033.20

Finding the Fourth Proportional to 429,020.26, 592,048.05 and 238,033.20

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Solution

The fourth proportional to 429,020.26, 592,048.05 and 238,033.20 is: 328,485.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,020.26 : 592,048.05 = 238,033.20 : x
  2. Step 2: Convert to fraction form
    429,020.26/592,048.05 = 238,033.20/x
  3. Step 3: Cross multiply
    429,020.26x = 592,048.05 × 238,033.20
  4. Step 4: Simplify right side
    429,020.26x = 140,927,091,895.26
  5. Step 5: Solve for x
    x = 140,927,091,895.26/429,020.26
  6. Step 6: Final answer
    x = 328,485.87

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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.