Home / 273,342.12-377,212.74-152,480.40

Finding the Fourth Proportional to 273,342.12, 377,212.74 and 152,480.40

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Solution

The fourth proportional to 273,342.12, 377,212.74 and 152,480.40 is: 210,423.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,342.12 : 377,212.74 = 152,480.40 : x
  2. Step 2: Convert to fraction form
    273,342.12/377,212.74 = 152,480.40/x
  3. Step 3: Cross multiply
    273,342.12x = 377,212.74 × 152,480.40
  4. Step 4: Simplify right side
    273,342.12x = 57,517,549,480.30
  5. Step 5: Solve for x
    x = 57,517,549,480.30/273,342.12
  6. Step 6: Final answer
    x = 210,423.29

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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.