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Finding the Fourth Proportional to 601,737.66, 903,170.25 and 317,639.07

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Solution

The fourth proportional to 601,737.66, 903,170.25 and 317,639.07 is: 476,756.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,737.66 : 903,170.25 = 317,639.07 : x
  2. Step 2: Convert to fraction form
    601,737.66/903,170.25 = 317,639.07/x
  3. Step 3: Cross multiply
    601,737.66x = 903,170.25 × 317,639.07
  4. Step 4: Simplify right side
    601,737.66x = 286,882,158,261.67
  5. Step 5: Solve for x
    x = 286,882,158,261.67/601,737.66
  6. Step 6: Final answer
    x = 476,756.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.