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Finding the Fourth Proportional to 377,999.10, 499,332.06 and 377,999.10

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Solution

The fourth proportional to 377,999.10, 499,332.06 and 377,999.10 is: 499,332.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,999.10 : 499,332.06 = 377,999.10 : x
  2. Step 2: Convert to fraction form
    377,999.10/499,332.06 = 377,999.10/x
  3. Step 3: Cross multiply
    377,999.10x = 499,332.06 × 377,999.10
  4. Step 4: Simplify right side
    377,999.10x = 188,747,069,281.15
  5. Step 5: Solve for x
    x = 188,747,069,281.15/377,999.10
  6. Step 6: Final answer
    x = 499,332.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.