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Finding the Fourth Proportional to 341,347.52, 512,094.08 and 130,983.68

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Solution

The fourth proportional to 341,347.52, 512,094.08 and 130,983.68 is: 196,503.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,347.52 : 512,094.08 = 130,983.68 : x
  2. Step 2: Convert to fraction form
    341,347.52/512,094.08 = 130,983.68/x
  3. Step 3: Cross multiply
    341,347.52x = 512,094.08 × 130,983.68
  4. Step 4: Simplify right side
    341,347.52x = 67,075,967,104.61
  5. Step 5: Solve for x
    x = 67,075,967,104.61/341,347.52
  6. Step 6: Final answer
    x = 196,503.46

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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.