Home / 752,203.10-1,037,787.82-429,684.86

Finding the Fourth Proportional to 752,203.10, 1,037,787.82 and 429,684.86

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Solution

The fourth proportional to 752,203.10, 1,037,787.82 and 429,684.86 is: 592,820.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,203.10 : 1,037,787.82 = 429,684.86 : x
  2. Step 2: Convert to fraction form
    752,203.10/1,037,787.82 = 429,684.86/x
  3. Step 3: Cross multiply
    752,203.10x = 1,037,787.82 × 429,684.86
  4. Step 4: Simplify right side
    752,203.10x = 445,921,714,146.41
  5. Step 5: Solve for x
    x = 445,921,714,146.41/752,203.10
  6. Step 6: Final answer
    x = 592,820.89

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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.