Home / 800,452.20-1,104,623.67-437,875.95

Finding the Fourth Proportional to 800,452.20, 1,104,623.67 and 437,875.95

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Solution

The fourth proportional to 800,452.20, 1,104,623.67 and 437,875.95 is: 604,268.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,452.20 : 1,104,623.67 = 437,875.95 : x
  2. Step 2: Convert to fraction form
    800,452.20/1,104,623.67 = 437,875.95/x
  3. Step 3: Cross multiply
    800,452.20x = 1,104,623.67 × 437,875.95
  4. Step 4: Simplify right side
    800,452.20x = 483,688,138,893.74
  5. Step 5: Solve for x
    x = 483,688,138,893.74/800,452.20
  6. Step 6: Final answer
    x = 604,268.61

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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.