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Finding the Fourth Proportional to 814,954.60, 1,124,584 and 452,360.80

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Solution

The fourth proportional to 814,954.60, 1,124,584 and 452,360.80 is: 624,228.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,954.60 : 1,124,584 = 452,360.80 : x
  2. Step 2: Convert to fraction form
    814,954.60/1,124,584 = 452,360.80/x
  3. Step 3: Cross multiply
    814,954.60x = 1,124,584 × 452,360.80
  4. Step 4: Simplify right side
    814,954.60x = 508,717,717,907.20
  5. Step 5: Solve for x
    x = 508,717,717,907.20/814,954.60
  6. Step 6: Final answer
    x = 624,228.29

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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.