Home / 813,733.80-1,122,893.74-446,152.10

Finding the Fourth Proportional to 813,733.80, 1,122,893.74 and 446,152.10

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Solution

The fourth proportional to 813,733.80, 1,122,893.74 and 446,152.10 is: 615,657.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    813,733.80 : 1,122,893.74 = 446,152.10 : x
  2. Step 2: Convert to fraction form
    813,733.80/1,122,893.74 = 446,152.10/x
  3. Step 3: Cross multiply
    813,733.80x = 1,122,893.74 × 446,152.10
  4. Step 4: Simplify right side
    813,733.80x = 500,981,400,177.85
  5. Step 5: Solve for x
    x = 500,981,400,177.85/813,733.80
  6. Step 6: Final answer
    x = 615,657.60

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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.