Home / 360,447.30-497,427.75-197,113.41

Finding the Fourth Proportional to 360,447.30, 497,427.75 and 197,113.41

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Solution

The fourth proportional to 360,447.30, 497,427.75 and 197,113.41 is: 272,022.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,447.30 : 497,427.75 = 197,113.41 : x
  2. Step 2: Convert to fraction form
    360,447.30/497,427.75 = 197,113.41/x
  3. Step 3: Cross multiply
    360,447.30x = 497,427.75 × 197,113.41
  4. Step 4: Simplify right side
    360,447.30x = 98,049,680,031.13
  5. Step 5: Solve for x
    x = 98,049,680,031.13/360,447.30
  6. Step 6: Final answer
    x = 272,022.23

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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.