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Finding the Fourth Proportional to 601,011.38, 829,392.68 and 329,074.34

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Solution

The fourth proportional to 601,011.38, 829,392.68 and 329,074.34 is: 454,120.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,011.38 : 829,392.68 = 329,074.34 : x
  2. Step 2: Convert to fraction form
    601,011.38/829,392.68 = 329,074.34/x
  3. Step 3: Cross multiply
    601,011.38x = 829,392.68 × 329,074.34
  4. Step 4: Simplify right side
    601,011.38x = 272,931,842,979.50
  5. Step 5: Solve for x
    x = 272,931,842,979.50/601,011.38
  6. Step 6: Final answer
    x = 454,120.93

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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.