Home / 495,225.05-742,749.76-225,290.48

Finding the Fourth Proportional to 495,225.05, 742,749.76 and 225,290.48

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Solution

The fourth proportional to 495,225.05, 742,749.76 and 225,290.48 is: 337,895.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,225.05 : 742,749.76 = 225,290.48 : x
  2. Step 2: Convert to fraction form
    495,225.05/742,749.76 = 225,290.48/x
  3. Step 3: Cross multiply
    495,225.05x = 742,749.76 × 225,290.48
  4. Step 4: Simplify right side
    495,225.05x = 167,334,449,950.29
  5. Step 5: Solve for x
    x = 167,334,449,950.29/495,225.05
  6. Step 6: Final answer
    x = 337,895.77

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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.