Home / 360,734.92-497,828.86-199,587.36

Finding the Fourth Proportional to 360,734.92, 497,828.86 and 199,587.36

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Solution

The fourth proportional to 360,734.92, 497,828.86 and 199,587.36 is: 275,438.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,734.92 : 497,828.86 = 199,587.36 : x
  2. Step 2: Convert to fraction form
    360,734.92/497,828.86 = 199,587.36/x
  3. Step 3: Cross multiply
    360,734.92x = 497,828.86 × 199,587.36
  4. Step 4: Simplify right side
    360,734.92x = 99,360,347,899.21
  5. Step 5: Solve for x
    x = 99,360,347,899.21/360,734.92
  6. Step 6: Final answer
    x = 275,438.67

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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.