Home / 602,333.82-831,228.48-330,384.02

Finding the Fourth Proportional to 602,333.82, 831,228.48 and 330,384.02

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Solution

The fourth proportional to 602,333.82, 831,228.48 and 330,384.02 is: 455,934.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,333.82 : 831,228.48 = 330,384.02 : x
  2. Step 2: Convert to fraction form
    602,333.82/831,228.48 = 330,384.02/x
  3. Step 3: Cross multiply
    602,333.82x = 831,228.48 × 330,384.02
  4. Step 4: Simplify right side
    602,333.82x = 274,624,602,604.75
  5. Step 5: Solve for x
    x = 274,624,602,604.75/602,333.82
  6. Step 6: Final answer
    x = 455,934.22

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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.