Home / 834,026.16-1,250,565.27-328,313.28

Finding the Fourth Proportional to 834,026.16, 1,250,565.27 and 328,313.28

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Solution

The fourth proportional to 834,026.16, 1,250,565.27 and 328,313.28 is: 492,283.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,026.16 : 1,250,565.27 = 328,313.28 : x
  2. Step 2: Convert to fraction form
    834,026.16/1,250,565.27 = 328,313.28/x
  3. Step 3: Cross multiply
    834,026.16x = 1,250,565.27 × 328,313.28
  4. Step 4: Simplify right side
    834,026.16x = 410,577,185,647.79
  5. Step 5: Solve for x
    x = 410,577,185,647.79/834,026.16
  6. Step 6: Final answer
    x = 492,283.34

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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.