Home / 844,728.36-1,165,283.46-522,335.40

Finding the Fourth Proportional to 844,728.36, 1,165,283.46 and 522,335.40

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Solution

The fourth proportional to 844,728.36, 1,165,283.46 and 522,335.40 is: 720,549.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,728.36 : 1,165,283.46 = 522,335.40 : x
  2. Step 2: Convert to fraction form
    844,728.36/1,165,283.46 = 522,335.40/x
  3. Step 3: Cross multiply
    844,728.36x = 1,165,283.46 × 522,335.40
  4. Step 4: Simplify right side
    844,728.36x = 608,668,802,192.48
  5. Step 5: Solve for x
    x = 608,668,802,192.48/844,728.36
  6. Step 6: Final answer
    x = 720,549.74

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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.