Home / 346,217.09-517,959.16-262,219.28

Finding the Fourth Proportional to 346,217.09, 517,959.16 and 262,219.28

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Solution

The fourth proportional to 346,217.09, 517,959.16 and 262,219.28 is: 392,293.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,217.09 : 517,959.16 = 262,219.28 : x
  2. Step 2: Convert to fraction form
    346,217.09/517,959.16 = 262,219.28/x
  3. Step 3: Cross multiply
    346,217.09x = 517,959.16 × 262,219.28
  4. Step 4: Simplify right side
    346,217.09x = 135,818,874,759.26
  5. Step 5: Solve for x
    x = 135,818,874,759.26/346,217.09
  6. Step 6: Final answer
    x = 392,293.97

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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.