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Finding the Fourth Proportional to 602,807.96, 831,735.42 and 360,998.84

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Solution

The fourth proportional to 602,807.96, 831,735.42 and 360,998.84 is: 498,094.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,807.96 : 831,735.42 = 360,998.84 : x
  2. Step 2: Convert to fraction form
    602,807.96/831,735.42 = 360,998.84/x
  3. Step 3: Cross multiply
    602,807.96x = 831,735.42 × 360,998.84
  4. Step 4: Simplify right side
    602,807.96x = 300,255,521,806.91
  5. Step 5: Solve for x
    x = 300,255,521,806.91/602,807.96
  6. Step 6: Final answer
    x = 498,094.82

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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.