Home / 459,982.29-634,775.59-256,028.84

Finding the Fourth Proportional to 459,982.29, 634,775.59 and 256,028.84

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Solution

The fourth proportional to 459,982.29, 634,775.59 and 256,028.84 is: 353,319.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,982.29 : 634,775.59 = 256,028.84 : x
  2. Step 2: Convert to fraction form
    459,982.29/634,775.59 = 256,028.84/x
  3. Step 3: Cross multiply
    459,982.29x = 634,775.59 × 256,028.84
  4. Step 4: Simplify right side
    459,982.29x = 162,520,859,874.99
  5. Step 5: Solve for x
    x = 162,520,859,874.99/459,982.29
  6. Step 6: Final answer
    x = 353,319.82

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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.