Home / 820,372.61-1,132,114.40-452,849.95

Finding the Fourth Proportional to 820,372.61, 1,132,114.40 and 452,849.95

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Solution

The fourth proportional to 820,372.61, 1,132,114.40 and 452,849.95 is: 624,933.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,372.61 : 1,132,114.40 = 452,849.95 : x
  2. Step 2: Convert to fraction form
    820,372.61/1,132,114.40 = 452,849.95/x
  3. Step 3: Cross multiply
    820,372.61x = 1,132,114.40 × 452,849.95
  4. Step 4: Simplify right side
    820,372.61x = 512,677,946,603.99
  5. Step 5: Solve for x
    x = 512,677,946,603.99/820,372.61
  6. Step 6: Final answer
    x = 624,933.04

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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.