Home / 429,390.10-592,576.83-238,403.50

Finding the Fourth Proportional to 429,390.10, 592,576.83 and 238,403.50

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Solution

The fourth proportional to 429,390.10, 592,576.83 and 238,403.50 is: 329,007.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,390.10 : 592,576.83 = 238,403.50 : x
  2. Step 2: Convert to fraction form
    429,390.10/592,576.83 = 238,403.50/x
  3. Step 3: Cross multiply
    429,390.10x = 592,576.83 × 238,403.50
  4. Step 4: Simplify right side
    429,390.10x = 141,272,390,290.91
  5. Step 5: Solve for x
    x = 141,272,390,290.91/429,390.10
  6. Step 6: Final answer
    x = 329,007.10

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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.