Home / 495,130.96-742,576.92-228,635.29

Finding the Fourth Proportional to 495,130.96, 742,576.92 and 228,635.29

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Solution

The fourth proportional to 495,130.96, 742,576.92 and 228,635.29 is: 342,897.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,130.96 : 742,576.92 = 228,635.29 : x
  2. Step 2: Convert to fraction form
    495,130.96/742,576.92 = 228,635.29/x
  3. Step 3: Cross multiply
    495,130.96x = 742,576.92 × 228,635.29
  4. Step 4: Simplify right side
    495,130.96x = 169,779,289,451.51
  5. Step 5: Solve for x
    x = 169,779,289,451.51/495,130.96
  6. Step 6: Final answer
    x = 342,897.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.