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Finding the Fourth Proportional to 410,772.63, 616,152.28 and 158,108.01

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Solution

The fourth proportional to 410,772.63, 616,152.28 and 158,108.01 is: 237,159.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,772.63 : 616,152.28 = 158,108.01 : x
  2. Step 2: Convert to fraction form
    410,772.63/616,152.28 = 158,108.01/x
  3. Step 3: Cross multiply
    410,772.63x = 616,152.28 × 158,108.01
  4. Step 4: Simplify right side
    410,772.63x = 97,418,610,847.76
  5. Step 5: Solve for x
    x = 97,418,610,847.76/410,772.63
  6. Step 6: Final answer
    x = 237,159.45

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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.