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Finding the Fourth Proportional to 602,571.12, 831,574.20 and 360,893.04

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Solution

The fourth proportional to 602,571.12, 831,574.20 and 360,893.04 is: 498,048.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,571.12 : 831,574.20 = 360,893.04 : x
  2. Step 2: Convert to fraction form
    602,571.12/831,574.20 = 360,893.04/x
  3. Step 3: Cross multiply
    602,571.12x = 831,574.20 × 360,893.04
  4. Step 4: Simplify right side
    602,571.12x = 300,109,341,023.57
  5. Step 5: Solve for x
    x = 300,109,341,023.57/602,571.12
  6. Step 6: Final answer
    x = 498,048.00

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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.