Home / 400,497.30-552,684.26-216,735.74

Finding the Fourth Proportional to 400,497.30, 552,684.26 and 216,735.74

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Solution

The fourth proportional to 400,497.30, 552,684.26 and 216,735.74 is: 299,094.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,497.30 : 552,684.26 = 216,735.74 : x
  2. Step 2: Convert to fraction form
    400,497.30/552,684.26 = 216,735.74/x
  3. Step 3: Cross multiply
    400,497.30x = 552,684.26 × 216,735.74
  4. Step 4: Simplify right side
    400,497.30x = 119,786,428,230.35
  5. Step 5: Solve for x
    x = 119,786,428,230.35/400,497.30
  6. Step 6: Final answer
    x = 299,094.22

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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.