Home / 377,981.10-566,971.65-349,112.70

Finding the Fourth Proportional to 377,981.10, 566,971.65 and 349,112.70

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Solution

The fourth proportional to 377,981.10, 566,971.65 and 349,112.70 is: 523,669.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,981.10 : 566,971.65 = 349,112.70 : x
  2. Step 2: Convert to fraction form
    377,981.10/566,971.65 = 349,112.70/x
  3. Step 3: Cross multiply
    377,981.10x = 566,971.65 × 349,112.70
  4. Step 4: Simplify right side
    377,981.10x = 197,937,003,554.96
  5. Step 5: Solve for x
    x = 197,937,003,554.96/377,981.10
  6. Step 6: Final answer
    x = 523,669.05

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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.