Home / 495,207.64-742,803-158,245.84

Finding the Fourth Proportional to 495,207.64, 742,803 and 158,245.84

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Solution

The fourth proportional to 495,207.64, 742,803 and 158,245.84 is: 237,366.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,207.64 : 742,803 = 158,245.84 : x
  2. Step 2: Convert to fraction form
    495,207.64/742,803 = 158,245.84/x
  3. Step 3: Cross multiply
    495,207.64x = 742,803 × 158,245.84
  4. Step 4: Simplify right side
    495,207.64x = 117,545,484,689.52
  5. Step 5: Solve for x
    x = 117,545,484,689.52/495,207.64
  6. Step 6: Final answer
    x = 237,366.06

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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.