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Finding the Fourth Proportional to 429,379.08, 592,515.72 and 238,392.42

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Solution

The fourth proportional to 429,379.08, 592,515.72 and 238,392.42 is: 328,966.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,379.08 : 592,515.72 = 238,392.42 : x
  2. Step 2: Convert to fraction form
    429,379.08/592,515.72 = 238,392.42/x
  3. Step 3: Cross multiply
    429,379.08x = 592,515.72 × 238,392.42
  4. Step 4: Simplify right side
    429,379.08x = 141,251,256,378.84
  5. Step 5: Solve for x
    x = 141,251,256,378.84/429,379.08
  6. Step 6: Final answer
    x = 328,966.32

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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.