Home / 510,087.40-704,055.78-359,252.20

Finding the Fourth Proportional to 510,087.40, 704,055.78 and 359,252.20

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Solution

The fourth proportional to 510,087.40, 704,055.78 and 359,252.20 is: 495,863.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,087.40 : 704,055.78 = 359,252.20 : x
  2. Step 2: Convert to fraction form
    510,087.40/704,055.78 = 359,252.20/x
  3. Step 3: Cross multiply
    510,087.40x = 704,055.78 × 359,252.20
  4. Step 4: Simplify right side
    510,087.40x = 252,933,587,887.72
  5. Step 5: Solve for x
    x = 252,933,587,887.72/510,087.40
  6. Step 6: Final answer
    x = 495,863.23

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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.