Home / 495,087.36-742,630.08-179,543.36

Finding the Fourth Proportional to 495,087.36, 742,630.08 and 179,543.36

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Solution

The fourth proportional to 495,087.36, 742,630.08 and 179,543.36 is: 269,314.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,087.36 : 742,630.08 = 179,543.36 : x
  2. Step 2: Convert to fraction form
    495,087.36/742,630.08 = 179,543.36/x
  3. Step 3: Cross multiply
    495,087.36x = 742,630.08 × 179,543.36
  4. Step 4: Simplify right side
    495,087.36x = 133,334,299,800.27
  5. Step 5: Solve for x
    x = 133,334,299,800.27/495,087.36
  6. Step 6: Final answer
    x = 269,314.69

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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.