Home / 510,568.08-766,324.96-258,026.28

Finding the Fourth Proportional to 510,568.08, 766,324.96 and 258,026.28

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Solution

The fourth proportional to 510,568.08, 766,324.96 and 258,026.28 is: 387,278.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,568.08 : 766,324.96 = 258,026.28 : x
  2. Step 2: Convert to fraction form
    510,568.08/766,324.96 = 258,026.28/x
  3. Step 3: Cross multiply
    510,568.08x = 766,324.96 × 258,026.28
  4. Step 4: Simplify right side
    510,568.08x = 197,731,978,699.95
  5. Step 5: Solve for x
    x = 197,731,978,699.95/510,568.08
  6. Step 6: Final answer
    x = 387,278.38

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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.