Home / 820,368.87-1,132,109.27-452,846.24

Finding the Fourth Proportional to 820,368.87, 1,132,109.27 and 452,846.24

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Solution

The fourth proportional to 820,368.87, 1,132,109.27 and 452,846.24 is: 624,927.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,368.87 : 1,132,109.27 = 452,846.24 : x
  2. Step 2: Convert to fraction form
    820,368.87/1,132,109.27 = 452,846.24/x
  3. Step 3: Cross multiply
    820,368.87x = 1,132,109.27 × 452,846.24
  4. Step 4: Simplify right side
    820,368.87x = 512,671,418,263.87
  5. Step 5: Solve for x
    x = 512,671,418,263.87/820,368.87
  6. Step 6: Final answer
    x = 624,927.93

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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.