Home / 402,301.35-555,098.67-273,342.06

Finding the Fourth Proportional to 402,301.35, 555,098.67 and 273,342.06

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Solution

The fourth proportional to 402,301.35, 555,098.67 and 273,342.06 is: 377,159.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,301.35 : 555,098.67 = 273,342.06 : x
  2. Step 2: Convert to fraction form
    402,301.35/555,098.67 = 273,342.06/x
  3. Step 3: Cross multiply
    402,301.35x = 555,098.67 × 273,342.06
  4. Step 4: Simplify right side
    402,301.35x = 151,731,813,961.06
  5. Step 5: Solve for x
    x = 151,731,813,961.06/402,301.35
  6. Step 6: Final answer
    x = 377,159.59

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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.