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Finding the Fourth Proportional to 364,515.80, 546,773.70 and 348,769.40

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Solution

The fourth proportional to 364,515.80, 546,773.70 and 348,769.40 is: 523,154.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,515.80 : 546,773.70 = 348,769.40 : x
  2. Step 2: Convert to fraction form
    364,515.80/546,773.70 = 348,769.40/x
  3. Step 3: Cross multiply
    364,515.80x = 546,773.70 × 348,769.40
  4. Step 4: Simplify right side
    364,515.80x = 190,697,935,284.78
  5. Step 5: Solve for x
    x = 190,697,935,284.78/364,515.80
  6. Step 6: Final answer
    x = 523,154.10

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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.