Home / 377,627.70-566,441.55-209,666.10

Finding the Fourth Proportional to 377,627.70, 566,441.55 and 209,666.10

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Solution

The fourth proportional to 377,627.70, 566,441.55 and 209,666.10 is: 314,499.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,627.70 : 566,441.55 = 209,666.10 : x
  2. Step 2: Convert to fraction form
    377,627.70/566,441.55 = 209,666.10/x
  3. Step 3: Cross multiply
    377,627.70x = 566,441.55 × 209,666.10
  4. Step 4: Simplify right side
    377,627.70x = 118,763,590,666.46
  5. Step 5: Solve for x
    x = 118,763,590,666.46/377,627.70
  6. Step 6: Final answer
    x = 314,499.15

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1.5x scale

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.