Home / 460,153.20-635,010.12-258,949.20

Finding the Fourth Proportional to 460,153.20, 635,010.12 and 258,949.20

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Solution

The fourth proportional to 460,153.20, 635,010.12 and 258,949.20 is: 357,349.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,153.20 : 635,010.12 = 258,949.20 : x
  2. Step 2: Convert to fraction form
    460,153.20/635,010.12 = 258,949.20/x
  3. Step 3: Cross multiply
    460,153.20x = 635,010.12 × 258,949.20
  4. Step 4: Simplify right side
    460,153.20x = 164,435,362,565.90
  5. Step 5: Solve for x
    x = 164,435,362,565.90/460,153.20
  6. Step 6: Final answer
    x = 357,349.17

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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.