Home / 457,930.46-632,256.84-286,110.02

Finding the Fourth Proportional to 457,930.46, 632,256.84 and 286,110.02

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Solution

The fourth proportional to 457,930.46, 632,256.84 and 286,110.02 is: 395,027.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,930.46 : 632,256.84 = 286,110.02 : x
  2. Step 2: Convert to fraction form
    457,930.46/632,256.84 = 286,110.02/x
  3. Step 3: Cross multiply
    457,930.46x = 632,256.84 × 286,110.02
  4. Step 4: Simplify right side
    457,930.46x = 180,895,018,718.18
  5. Step 5: Solve for x
    x = 180,895,018,718.18/457,930.46
  6. Step 6: Final answer
    x = 395,027.27

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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.