Home / 763,084.02-1,144,650.47-383,797.74

Finding the Fourth Proportional to 763,084.02, 1,144,650.47 and 383,797.74

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Solution

The fourth proportional to 763,084.02, 1,144,650.47 and 383,797.74 is: 575,708.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,084.02 : 1,144,650.47 = 383,797.74 : x
  2. Step 2: Convert to fraction form
    763,084.02/1,144,650.47 = 383,797.74/x
  3. Step 3: Cross multiply
    763,084.02x = 1,144,650.47 × 383,797.74
  4. Step 4: Simplify right side
    763,084.02x = 439,314,261,556.95
  5. Step 5: Solve for x
    x = 439,314,261,556.95/763,084.02
  6. Step 6: Final answer
    x = 575,708.90

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.