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Finding the Fourth Proportional to 495,264.51, 742,860.42 and 158,214.64

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Solution

The fourth proportional to 495,264.51, 742,860.42 and 158,214.64 is: 237,310.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,264.51 : 742,860.42 = 158,214.64 : x
  2. Step 2: Convert to fraction form
    495,264.51/742,860.42 = 158,214.64/x
  3. Step 3: Cross multiply
    495,264.51x = 742,860.42 × 158,214.64
  4. Step 4: Simplify right side
    495,264.51x = 117,531,393,920.55
  5. Step 5: Solve for x
    x = 117,531,393,920.55/495,264.51
  6. Step 6: Final answer
    x = 237,310.35

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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.