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Finding the Fourth Proportional to 495,953.64, 744,000.57 and 158,915.52

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Solution

The fourth proportional to 495,953.64, 744,000.57 and 158,915.52 is: 238,395.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,953.64 : 744,000.57 = 158,915.52 : x
  2. Step 2: Convert to fraction form
    495,953.64/744,000.57 = 158,915.52/x
  3. Step 3: Cross multiply
    495,953.64x = 744,000.57 × 158,915.52
  4. Step 4: Simplify right side
    495,953.64x = 118,233,237,461.85
  5. Step 5: Solve for x
    x = 118,233,237,461.85/495,953.64
  6. Step 6: Final answer
    x = 238,395.74

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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.