Home / 510,567.85-766,324.59-258,026.05

Finding the Fourth Proportional to 510,567.85, 766,324.59 and 258,026.05

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Solution

The fourth proportional to 510,567.85, 766,324.59 and 258,026.05 is: 387,278.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,567.85 : 766,324.59 = 258,026.05 : x
  2. Step 2: Convert to fraction form
    510,567.85/766,324.59 = 258,026.05/x
  3. Step 3: Cross multiply
    510,567.85x = 766,324.59 × 258,026.05
  4. Step 4: Simplify right side
    510,567.85x = 197,731,706,975.57
  5. Step 5: Solve for x
    x = 197,731,706,975.57/510,567.85
  6. Step 6: Final answer
    x = 387,278.02

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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.