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Finding the Fourth Proportional to 602,895.56, 831,943.42 and 330,963.07

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Solution

The fourth proportional to 602,895.56, 831,943.42 and 330,963.07 is: 456,700.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,895.56 : 831,943.42 = 330,963.07 : x
  2. Step 2: Convert to fraction form
    602,895.56/831,943.42 = 330,963.07/x
  3. Step 3: Cross multiply
    602,895.56x = 831,943.42 × 330,963.07
  4. Step 4: Simplify right side
    602,895.56x = 275,342,548,349.50
  5. Step 5: Solve for x
    x = 275,342,548,349.50/602,895.56
  6. Step 6: Final answer
    x = 456,700.24

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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.