Home / 377,624.70-566,437.05-209,663.10

Finding the Fourth Proportional to 377,624.70, 566,437.05 and 209,663.10

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Solution

The fourth proportional to 377,624.70, 566,437.05 and 209,663.10 is: 314,494.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,624.70 : 566,437.05 = 209,663.10 : x
  2. Step 2: Convert to fraction form
    377,624.70/566,437.05 = 209,663.10/x
  3. Step 3: Cross multiply
    377,624.70x = 566,437.05 × 209,663.10
  4. Step 4: Simplify right side
    377,624.70x = 118,760,947,857.86
  5. Step 5: Solve for x
    x = 118,760,947,857.86/377,624.70
  6. Step 6: Final answer
    x = 314,494.65

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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.