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Finding the Fourth Proportional to 340,366.50, 510,783.03 and 118,750.50

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Solution

The fourth proportional to 340,366.50, 510,783.03 and 118,750.50 is: 178,207.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,366.50 : 510,783.03 = 118,750.50 : x
  2. Step 2: Convert to fraction form
    340,366.50/510,783.03 = 118,750.50/x
  3. Step 3: Cross multiply
    340,366.50x = 510,783.03 × 118,750.50
  4. Step 4: Simplify right side
    340,366.50x = 60,655,740,204.02
  5. Step 5: Solve for x
    x = 60,655,740,204.02/340,366.50
  6. Step 6: Final answer
    x = 178,207.14

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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.