Home / 377,738.84-521,123.42-224,746.44

Finding the Fourth Proportional to 377,738.84, 521,123.42 and 224,746.44

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Solution

The fourth proportional to 377,738.84, 521,123.42 and 224,746.44 is: 310,057.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,738.84 : 521,123.42 = 224,746.44 : x
  2. Step 2: Convert to fraction form
    377,738.84/521,123.42 = 224,746.44/x
  3. Step 3: Cross multiply
    377,738.84x = 521,123.42 × 224,746.44
  4. Step 4: Simplify right side
    377,738.84x = 117,120,633,445.63
  5. Step 5: Solve for x
    x = 117,120,633,445.63/377,738.84
  6. Step 6: Final answer
    x = 310,057.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.