Home / 468,131.08-646,025.52-253,275.76

Finding the Fourth Proportional to 468,131.08, 646,025.52 and 253,275.76

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Solution

The fourth proportional to 468,131.08, 646,025.52 and 253,275.76 is: 349,523.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,131.08 : 646,025.52 = 253,275.76 : x
  2. Step 2: Convert to fraction form
    468,131.08/646,025.52 = 253,275.76/x
  3. Step 3: Cross multiply
    468,131.08x = 646,025.52 × 253,275.76
  4. Step 4: Simplify right side
    468,131.08x = 163,622,604,557.40
  5. Step 5: Solve for x
    x = 163,622,604,557.40/468,131.08
  6. Step 6: Final answer
    x = 349,523.05

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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.