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Finding the Fourth Proportional to 601,700.84, 830,357.82 and 329,750.62

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Solution

The fourth proportional to 601,700.84, 830,357.82 and 329,750.62 is: 455,061.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,700.84 : 830,357.82 = 329,750.62 : x
  2. Step 2: Convert to fraction form
    601,700.84/830,357.82 = 329,750.62/x
  3. Step 3: Cross multiply
    601,700.84x = 830,357.82 × 329,750.62
  4. Step 4: Simplify right side
    601,700.84x = 273,811,005,966.85
  5. Step 5: Solve for x
    x = 273,811,005,966.85/601,700.84
  6. Step 6: Final answer
    x = 455,061.70

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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.