Home / 807,534.07-1,114,446.78-444,957.87

Finding the Fourth Proportional to 807,534.07, 1,114,446.78 and 444,957.87

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Solution

The fourth proportional to 807,534.07, 1,114,446.78 and 444,957.87 is: 614,069.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,534.07 : 1,114,446.78 = 444,957.87 : x
  2. Step 2: Convert to fraction form
    807,534.07/1,114,446.78 = 444,957.87/x
  3. Step 3: Cross multiply
    807,534.07x = 1,114,446.78 × 444,957.87
  4. Step 4: Simplify right side
    807,534.07x = 495,881,865,457.16
  5. Step 5: Solve for x
    x = 495,881,865,457.16/807,534.07
  6. Step 6: Final answer
    x = 614,069.28

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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.