Home / 834,572.88-1,251,821.66-348,054.66

Finding the Fourth Proportional to 834,572.88, 1,251,821.66 and 348,054.66

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Solution

The fourth proportional to 834,572.88, 1,251,821.66 and 348,054.66 is: 522,066.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,572.88 : 1,251,821.66 = 348,054.66 : x
  2. Step 2: Convert to fraction form
    834,572.88/1,251,821.66 = 348,054.66/x
  3. Step 3: Cross multiply
    834,572.88x = 1,251,821.66 × 348,054.66
  4. Step 4: Simplify right side
    834,572.88x = 435,702,360,511.66
  5. Step 5: Solve for x
    x = 435,702,360,511.66/834,572.88
  6. Step 6: Final answer
    x = 522,066.28

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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.