Home / 844,502.64-1,165,369.20-462,521.28

Finding the Fourth Proportional to 844,502.64, 1,165,369.20 and 462,521.28

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Solution

The fourth proportional to 844,502.64, 1,165,369.20 and 462,521.28 is: 638,255.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,502.64 : 1,165,369.20 = 462,521.28 : x
  2. Step 2: Convert to fraction form
    844,502.64/1,165,369.20 = 462,521.28/x
  3. Step 3: Cross multiply
    844,502.64x = 1,165,369.20 × 462,521.28
  4. Step 4: Simplify right side
    844,502.64x = 539,008,054,056.58
  5. Step 5: Solve for x
    x = 539,008,054,056.58/844,502.64
  6. Step 6: Final answer
    x = 638,255.03

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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.