Home / 372,341.37-558,518.21-180,104.07

Finding the Fourth Proportional to 372,341.37, 558,518.21 and 180,104.07

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Solution

The fourth proportional to 372,341.37, 558,518.21 and 180,104.07 is: 270,159.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,341.37 : 558,518.21 = 180,104.07 : x
  2. Step 2: Convert to fraction form
    372,341.37/558,518.21 = 180,104.07/x
  3. Step 3: Cross multiply
    372,341.37x = 558,518.21 × 180,104.07
  4. Step 4: Simplify right side
    372,341.37x = 100,591,402,790.12
  5. Step 5: Solve for x
    x = 100,591,402,790.12/372,341.37
  6. Step 6: Final answer
    x = 270,159.08

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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.