Home / 902,411.86-1,352,915.21-446,688.66

Finding the Fourth Proportional to 902,411.86, 1,352,915.21 and 446,688.66

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Solution

The fourth proportional to 902,411.86, 1,352,915.21 and 446,688.66 is: 669,685.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,411.86 : 1,352,915.21 = 446,688.66 : x
  2. Step 2: Convert to fraction form
    902,411.86/1,352,915.21 = 446,688.66/x
  3. Step 3: Cross multiply
    902,411.86x = 1,352,915.21 × 446,688.66
  4. Step 4: Simplify right side
    902,411.86x = 604,331,880,015.08
  5. Step 5: Solve for x
    x = 604,331,880,015.08/902,411.86
  6. Step 6: Final answer
    x = 669,685.22

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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.