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Finding the Fourth Proportional to 429,632.64, 592,797.60 and 259,863.12

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Solution

The fourth proportional to 429,632.64, 592,797.60 and 259,863.12 is: 358,553.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,632.64 : 592,797.60 = 259,863.12 : x
  2. Step 2: Convert to fraction form
    429,632.64/592,797.60 = 259,863.12/x
  3. Step 3: Cross multiply
    429,632.64x = 592,797.60 × 259,863.12
  4. Step 4: Simplify right side
    429,632.64x = 154,046,233,864.51
  5. Step 5: Solve for x
    x = 154,046,233,864.51/429,632.64
  6. Step 6: Final answer
    x = 358,553.38

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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.